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Study sets matching "gravity astronomy"

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Study sets matching "gravity astronomy"

15 terms
Astronomy: Gravity
gravity
Mass
size, distance
Jupiter
a force that pulls objects toward each other
the amount of matter in an object
the effect of gravity depends on the __________ of the planet…
Planet in our solar system with the most gravity
gravity
a force that pulls objects toward each other
Mass
the amount of matter in an object
15 terms
Astronomy: Gravity
gravity
Mass
size, distance
a force that pulls objects toward each other
the amount of matter in an object
the effect of gravity depends on the __________ of the planet…
gravity
a force that pulls objects toward each other
Mass
the amount of matter in an object
15 terms
Astronomy: Gravity
gravity
Mass
size, distance
Jupiter
a force that pulls objects toward each other
the amount of matter in an object
the effect of gravity depends on the __________ of the planet…
Planet in our solar system with the most gravity
gravity
a force that pulls objects toward each other
Mass
the amount of matter in an object
8 terms
Astronomy: Gravity
Gravity
Mass
Orbit
Inertia
the force that pulls objects toward each other
the amount of matter in an object
the path that a body takes as it revolves around another body
the tendency of an object to resist any change in its motion
Gravity
the force that pulls objects toward each other
Mass
the amount of matter in an object
14 terms
Astronomy - Gravity
Define gravity
Define weight
Define mass
does your mass or weight change on dif…
the force that attracts bodies towards each other in proporti…
weight is a measure of how the force of gravity acts upon mass
Mass is the amount of matter in a material
weight
Define gravity
the force that attracts bodies towards each other in proporti…
Define weight
weight is a measure of how the force of gravity acts upon mass
19 terms
Astronomy - Gravity and Motion
Electromagnetic spectrum radiation
Radiation
Spectroscope
Doppler effect
The electromagnetic spectrum is the range of all types of EM…
Radiation is energy that travels and spreads out as it goes.
An instrument that separates light into a spectrum.
An observed change in the frequency of a wave when the source…
Electromagnetic spectrum radiation
The electromagnetic spectrum is the range of all types of EM…
Radiation
Radiation is energy that travels and spreads out as it goes.
Astronomy - 1.3 Gravity and Motion
force
gravity
law of universal gravitation
mass
Push or pull exerted on an object
Attractive force between objects; its strength depends on the…
Scientific law that states that every object in the univers…
Amount of matter in an object
force
Push or pull exerted on an object
gravity
Attractive force between objects; its strength depends on the…
21 terms
Astronomy Gravity Test
Direct Motion
Retrograde Motion
Epicycles
Geocentric Cosmology
Viewed from the Northern Hemisphere, the planets seem to move…
Occasionally the planets would stop and move backward, toward…
Greek explanation for retrograde motion
Earth centered... Order:... Earth ... Moon... Mercury... Venus... Sun... Mars... Jupi…
Direct Motion
Viewed from the Northern Hemisphere, the planets seem to move…
Retrograde Motion
Occasionally the planets would stop and move backward, toward…
24 terms
Astronomy Chapter 5 Gravity
Natural motion
Violent motion
Acceleration of Gravity
Acceleration
The motion of objects toward their natural places
Motion other than natural motion
A measure of the strength of gravity at a planets surface
A change in velocity in either speed or direction
Natural motion
The motion of objects toward their natural places
Violent motion
Motion other than natural motion
13 terms
Gravity and Motion - Astronomy
Period of rotation
Revolution
Gravity
Mass and Distance
The time it takes an object to spin once on its axis.
The movement of an object when it orbits another object (EX:…
A force that pulls on another object.
These two factors determine the strength of the force of grav…
Period of rotation
The time it takes an object to spin once on its axis.
Revolution
The movement of an object when it orbits another object (EX:…
15 terms
Astronomy - Earth, Gravity and Motion
Astronomy
Axis
Rotation
Revolution
The study of the moon, stars, and other objects in space
An imaginary line passing through Earth's center and the nort…
The spinning motion of a planet on its axis; causes day and n…
The movement of one object around another object; causes years
Astronomy
The study of the moon, stars, and other objects in space
Axis
An imaginary line passing through Earth's center and the nort…
42 terms
Astronomy: Motion, Gravity, and Light
mass
weight
weightless
constant state of free-fall
A measure of the amount of matter in an object
A measure of the gravitational force exerted on an object. De…
If you are in free-fall, then you are ____________.
Astronauts are weightless the entire time they orbit the Eart…
mass
A measure of the amount of matter in an object
weight
A measure of the gravitational force exerted on an object. De…
Astronomy Ch 5 Gravity
Kepler's First Law
Kepler's Second Law
Kepler's Third Law
Aristotle
The orbits of the planets are ellipses with the sun at one fo…
A line from a planet to the sun sweeps over equal areas in eq…
A planet's orbital period squared is proportional to its aver…
Natural & Violent Motion
Kepler's First Law
The orbits of the planets are ellipses with the sun at one fo…
Kepler's Second Law
A line from a planet to the sun sweeps over equal areas in eq…
18 terms
Astronomy Q2 Gravity
Which of the following statements is t…
Newton's first law states that an obje…
The equation, F=ma, is commonly associ…
In which of the following scenarios is…
They apply to any and every object
Uniform
Second
None of the above, they are all forms of acceleration
Which of the following statements is t…
They apply to any and every object
Newton's first law states that an obje…
Uniform
20 terms
Astronomy - gravity and motion
Law of Inertia
Newton's 1st Law of Motion
Inertia
Law of Inertia to be
Newton's 1st Law of Motion
Law of Inertia
defined as the tendency of a body to stay in its current stat…
A body continues in a state of rest or uniform motion unless…
Law of Inertia
Newton's 1st Law of Motion
Newton's 1st Law of Motion
Law of Inertia
9 terms
Astronomy-Vocabulary-Gravity and Motion
Force
Gravity
Law of Universal Gravitation
Mass
Push or pull
The force which attracts all objects together
The force of gravity acts between an object
Quantity of matter
Force
Push or pull
Gravity
The force which attracts all objects together
40 terms
Gravity, Cosmology, and Astronomy
Newton's Law of Universal Gravitation
Laws of Planetary Motion (Kepler)
When is the Northern Hemisphere closes…
Escape Speed
any two masses attract each other
1) Planets follow elliptical orbits with the Sun and one of t…
Winter Solstice and we are moving fastest
The speed at which an object escapes the gravity of a planet…
Newton's Law of Universal Gravitation
any two masses attract each other
Laws of Planetary Motion (Kepler)
1) Planets follow elliptical orbits with the Sun and one of t…
46 terms
Gravity, Cosmology, Astronomy
Escape Speed equation
Esc Speed of Earth
Moon has a _____ esc speed
Einstein's General Relativity
Vesc=sq rt of (2Gm)/r
11.2 km/s
lower escape speed-easier for gases to escape
1) space + time =spacetime (4 dimensions), 2) light is subjec…
Escape Speed equation
Vesc=sq rt of (2Gm)/r
Esc Speed of Earth
11.2 km/s
21 terms
Astronomy - Gravity and Solar System
Geocentric Model
Ptolemaic Model
Heliocentric Model
Retrograde Motion
Earth is the center of the universe; proposed by Aristotle
Explains why planets sometimes wonder West to East when their…
Sun centered theory; Aristarchus &Copernicus
The drift of a planet against the background of stars. Normal…
Geocentric Model
Earth is the center of the universe; proposed by Aristotle
Ptolemaic Model
Explains why planets sometimes wonder West to East when their…
Astronomy: Earth, Gravity, Moon
Astronomy
revolution
rotation
axis
the study of the moon, stars, and other objects in space
the movement of one object around another
the spinning motion of a planet on its axis
an imaginary line that passes through Earth's center and the…
Astronomy
the study of the moon, stars, and other objects in space
revolution
the movement of one object around another
76 terms
Physics: Gravity, Cosmology, and Astronomy
Moon has a _____ esc speed
Einstein's General Relativity
birth of stars
life of stars
lower escape speed-easier for gases to escape
1) Light is subject to gravity... 2) Masses warp space (geodesic…
a long process of acceleration (masses clump together)/rotati…
larger mass=shorter lifetime...
Moon has a _____ esc speed
lower escape speed-easier for gases to escape
Einstein's General Relativity
1) Light is subject to gravity... 2) Masses warp space (geodesic…
23 terms
Gravity, Astronomy, & Cosmology
How was the mass of the Earth determin…
How is it possible that a black hole c…
How come the moon has a greater effect…
What are the 2 main processes that occ…
By knowing the Fc and the period around the sun
Black holes punch a hole in space/time that can lead to anoth…
The moon's difference is 6.8% and the sun's is .0017%
Gravity and Fusion
How was the mass of the Earth determin…
By knowing the Fc and the period around the sun
How is it possible that a black hole c…
Black holes punch a hole in space/time that can lead to anoth…
14 terms
Astronomy - Gravity and Motion
•What determines the strength of the f…
•What two factors combine to keep the…
•force
•gravity
The strength of the force of gravity between two objects depe…
Newton concluded that two factors—inertia and gravity—combine…
A push or a pull exerted on an object.
The attractive force between objects; its strength depends on…
•What determines the strength of the f…
The strength of the force of gravity between two objects depe…
•What two factors combine to keep the…
Newton concluded that two factors—inertia and gravity—combine…
34 terms
Gravity, Astronomy and Cosmology
What did Newton propose about any two…
Who are you more attracted to-a 1000 l…
Is it possible to experience zero grav…
Why do astronauts appear weightless in…
if you have the mass of one object you can find the mass of t…
depends on distance
no, universal law of gravity
the force of gravity applied on the astronauts from earth is…
What did Newton propose about any two…
if you have the mass of one object you can find the mass of t…
Who are you more attracted to-a 1000 l…
depends on distance
20 terms
Science- Astronomy/Gravity
What are the planets in the Milky Way…
Which planet stopped being a planet?
Which planets are known as Inner Plane…
Which planets are known as Outer Plane…
Mercury, Venus, Earth, Mars, Jupiter, Saturn, Uranus, Neptune
Pluto
Mersury, Venus, Earth, Mars
Jupiter, Saturn, Uranus, Neptune
What are the planets in the Milky Way…
Mercury, Venus, Earth, Mars, Jupiter, Saturn, Uranus, Neptune
Which planet stopped being a planet?
Pluto
28 terms
Science- Astronomy/Gravity
What are the planets in the Milky Way…
Which planet stopped being a planet?
Which planets are known as Inner Plane…
Which planets are known as Outer Plane…
Mercury, Venus, Earth, Mars, Jupiter, Saturn, Uranus, Neptune
Pluto
Mersury, Venus, Earth, Mars
Jupiter, Saturn, Uranus, Neptune
What are the planets in the Milky Way…
Mercury, Venus, Earth, Mars, Jupiter, Saturn, Uranus, Neptune
Which planet stopped being a planet?
Pluto
23 terms
Astronomy Ch.3, Gravity/ Gravity and Motion
Acceleration
escape velocity (Vesc)
inertia
law of gravity
a change in an object's velocity (either its speed or its dir…
the speed an object needs to move away from another body in o…
the tendency of an object at rest to remain at rest and of a…
a description of the gravitational force exerted by one body…
Acceleration
a change in an object's velocity (either its speed or its dir…
escape velocity (Vesc)
the speed an object needs to move away from another body in o…
22 terms
Astronomy Vocab for Seasons, Gravity and Inertia
axis
rotation
revolution
solstice
an imaginary line that divides an object through the center
spinning on an axis
spinning around another object
two times a year when the sun is 23.5 degrees above or below…
axis
an imaginary line that divides an object through the center
rotation
spinning on an axis
55 terms
Astronomy Unit 2 Gravity and Motion
accelerated
9.81 m/s2
Isaac Newton
Newton's first law of motion
Galileo discovered falling bodies do not fall at constant rat…
acceleration of gravity at Earth's surface (variable g)
the scientist who deduced the three laws of motion
An object in motion remains in motion, and an object at rest…
accelerated
Galileo discovered falling bodies do not fall at constant rat…
9.81 m/s2
acceleration of gravity at Earth's surface (variable g)
9 terms
Astronomy Gravity and Observing the Solar System
geocentric
heliocentric
Copernicus' model
telescope
Earth-centered
sun-centered
heliocentric
Galileo used this invention to support the heliocentric model
geocentric
Earth-centered
heliocentric
sun-centered
15 terms
Astronomy Review 4: Orbits and Gravity
According to Aristotle, which of the f…
Gravity obeys the inverse square law.…
The radius of Earth is 6378 km. The fo…
The ____ produce(s) tides on the Earth.
a person pushing a car along the street.
nine times stronger at 2 meters than at 6 meters
2.45 kg m s(^-2)
both moon and sun
According to Aristotle, which of the f…
a person pushing a car along the street.
Gravity obeys the inverse square law.…
nine times stronger at 2 meters than at 6 meters
9 terms
Astronomy Ch 3 Gravity and Motion
acceleration
escape velocity
inertia
law of gravity
a change in an object's velocity (either its speed or directi…
the speed an object needs to move away from another body in o…
the tendency of an object at rest to remain at rest and of a…
a description of the graviational force exerted by one body o…
acceleration
a change in an object's velocity (either its speed or directi…
escape velocity
the speed an object needs to move away from another body in o…
9 terms
Astronomy - Ch 1.2 Gravity and Motion
Force
Gravity
Law of Universal Gravitation
Mass
Push or pull exerted on an object
Attractive force between objects; its strength depends on the…
Scientific law that states that every object in the univers…
Amount of matter in an object
Force
Push or pull exerted on an object
Gravity
Attractive force between objects; its strength depends on the…
8 terms
Astronomy section 1 Gravity and motion
Force
Gravity
Law of Universal Gravitation
Mass
a push or pull
A force that attracts all objects towards each other
Every object in the universe attracts every other object
Amount of matter in an object it doesn't change
Force
a push or pull
Gravity
A force that attracts all objects towards each other
62 terms
Chapter 9: Gravity, Astronomy and Cosmology
Newton's Law of Universal Gravitation
Tides
Tycho Brahe
Johannes Kepler
Any two masses attract each other... Idea is still fundamental (…
The difference in force of the attraction between the moon an…
King granted him an Danish island to conduct nightly observat…
Assistant to Tycho Brahe... Used collection of stars data collec…
Newton's Law of Universal Gravitation
Any two masses attract each other... Idea is still fundamental (…
Tides
The difference in force of the attraction between the moon an…
32 terms
Astronomy Test #1 SMC (Gravity)
4 fundamental forces of nature
gravity
matter
5 naked eye planets
gravity, electromagnetism, the strong nuclear force, the weak…
the force of attraction between matter (most important force…
made of tiny particles called atoms and molecules
mercury, venus, mars, jupiter, saturn
4 fundamental forces of nature
gravity, electromagnetism, the strong nuclear force, the weak…
gravity
the force of attraction between matter (most important force…
7 terms
Astronomy-Section 1-2 (Gravity & Motion)
force
gravity
law of universal attraction
mass
a push or pull exerted on an object. (pg. 16)
the attractive force between objects; its strength depends on…
the scientific law that states that every object in the unive…
the amount of matter in an object. (p. 17)
force
a push or pull exerted on an object. (pg. 16)
gravity
the attractive force between objects; its strength depends on…
14 terms
Intro Astronomy Motion, Energy, and Gravity
Describe Kepler's laws of planetary mo…
What are the components of an ellipse?
Does eccentricity matter for Kepler's…
How do speed and energy change along a…
1. All planets move in elliptical orbits... 2. A line that conne…
It's a curve on a plane.
Yes.
The object moves faster when closer to the perihelion.
Describe Kepler's laws of planetary mo…
1. All planets move in elliptical orbits... 2. A line that conne…
What are the components of an ellipse?
It's a curve on a plane.
17 terms
Sun, History of Astronomy, Planets, Gravity and Inertia
Sun
galaxy
star
planet
only star in our solar system, a medium sized star with an av…
groups of millions or billions of stars help together by thei…
huge ball of glowing gas that produces or has produced energy…
a celestial body moving in a elliptical orbit around a star
Sun
only star in our solar system, a medium sized star with an av…
galaxy
groups of millions or billions of stars help together by thei…
17 terms
Astronomy: Chapter 1, Section 2: Gravity and Motion
force
gravity
law of universal gravitation
mass
a push or pull
the force that attracts all objects toward each other
states that every object in the universe attracts every other…
the amount of matter in an object
force
a push or pull
gravity
the force that attracts all objects toward each other
7 terms
Science - Astronomy unit Study Guide - Gravity and tides
what 2 factors does gravity rely on
an example of gravity in space
cause of tides
spring tide
mass and distance
orbits
the difference of the moon and sun's gravitational pull
happens at new and full moon
what 2 factors does gravity rely on
mass and distance
an example of gravity in space
orbits
60 terms
Astronomy- Copernican Revolution, Newtonian Gravity, Solar System
Ptolemy... (I got tolled in May because I…
Copernicus
Tycho
Kepler
Geocentric model with epicycles to explain planets' retrograd…
Heliocentric model... -still used epicycles so wasn't any more a…
Accurately measured planets positions and charted their motio…
Used Tycho's data to fit mathematical motion model to data. C…
Ptolemy... (I got tolled in May because I…
Geocentric model with epicycles to explain planets' retrograd…
Copernicus
Heliocentric model... -still used epicycles so wasn't any more a…
8 terms
CMS Grade 7 Science - Astronomy - 1.2 Gravity and Motion
Force
Gravity
Law of Universal Gravitation
Mass
Push or pull exerted on an object
Attractive force between objects; its strength depends on the…
Scientific law that states that every object in the univers…
Amount of matter in an object
Force
Push or pull exerted on an object
Gravity
Attractive force between objects; its strength depends on the…
5 terms
Astronomy - Newton's Laws of Universal Gravity (10)
gravity from the sun
the planet
gravity = (mass1 x mass2) / (distance)^2
the force is 4 times weaker
for planets, what is the outside force?
for planets, what mass is (force = mass x acceleration) refer…
what determines the strength of gravity?
if the distance between two objects doubles...
gravity from the sun
for planets, what is the outside force?
the planet
for planets, what mass is (force = mass x acceleration) refer…
17 terms
Sun, History of Astronomy, Planets, Gravity and Inertia
Sun
galaxy
star
planet
only star in our solar system, a medium sized star with an av…
groups of millions or billions of stars help together by thei…
huge ball of glowing gas that produces or has produced energy…
a celestial body moving in a elliptical orbit around a star
Sun
only star in our solar system, a medium sized star with an av…
galaxy
groups of millions or billions of stars help together by thei…
Astronomy Chapter 4 (Motion, Energy, Gravity)
Speed
Velocity
Acceleration
Leaning Tower of Pisa
Example: The speed of a car tells us how far it will go in a…
The velocity of a car tells us both its speed and its directi…
Ex: The car has an acceleration if its velocity is changing i…
In an experiment Galileo dropped weights from the tower and d…
Speed
Example: The speed of a car tells us how far it will go in a…
Velocity
The velocity of a car tells us both its speed and its directi…
9 terms
Astronomy Chap 5 - Newton, Einstein, Gravity
Newton
3 Laws of Motion
Aristolatian motion
natural motion (Aristotalian)
used mathematics to describe nature
1. inertia - a body at rest will stay at rest...... 2. F = M x A…
things move towards their proper place
air and fire up, and water and earth down
Newton
used mathematics to describe nature
3 Laws of Motion
1. inertia - a body at rest will stay at rest...... 2. F = M x A…
78 terms
Science - Astronomy Unit 2 Vocabulary and Gravity
The force of gravity is the pull betwe…
The more massive an object is, the
The Sun
The CLOSER the distance between two ob…
1) the mass of the objects... 2) the distance between them
GREATER its gravitational pull.
is the most massive obect in our solar system and it bass the…
the GREATER the gravitational pull (The Moon has the most sig…
The force of gravity is the pull betwe…
1) the mass of the objects... 2) the distance between them
The more massive an object is, the
GREATER its gravitational pull.
25 terms
Gravity and Astronomy and all that good stuff
Gravity
Mass
Weight
Rotation
The centripetal force that... holds the Earth in orbit around th…
A measure of the number of atoms in it.
The relative amount of force upon an object.
the spin of an object on its axis
Gravity
The centripetal force that... holds the Earth in orbit around th…
Mass
A measure of the number of atoms in it.
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