# Study sets matching "gravity chapter 5"

Centripetal Force

Ellipse

Escape Speed

Gravitational Force

Any force that is directed at right angles to the path of a mo…

A closed curve of oval shape for which the sum of the distance…

The speed that a projectile, space probe, or similar object mu…

The attractive force between objects due to mass.

Centripetal Force

Any force that is directed at right angles to the path of a mo…

Ellipse

A closed curve of oval shape for which the sum of the distance…

Acceleration of gravity

Momentum

Mass

Acceleration

A measure of the strength of gravity

A measure of its amount of motion

A measure of the amount of matter making up an object

A change in velocity

Acceleration of gravity

A measure of the strength of gravity

Momentum

A measure of its amount of motion

Natural Motion

Violent Motion

Acceleration of Gravity

Inertia

in Aristotelian physics, the motion of objects toward their na…

in Aristotelian physics, motion produced when you force an obj…

measure of the strength of gravity at a planet's surface

resistance of matter to changes in motion

Natural Motion

in Aristotelian physics, the motion of objects toward their na…

Violent Motion

in Aristotelian physics, motion produced when you force an obj…

Tangential celocity

Orgin of newtons law of gravition ... Aris…

Isac newton

Newton discovered

A velocity parell to earths surface

Celestial diffrent set

Same every pbjecr in iniverse every other object

Gravitional force

Tangential celocity

A velocity parell to earths surface

Orgin of newtons law of gravition ... Aris…

Celestial diffrent set

Galileo Galilei(1564-1642)

Acceleration

3 Different kinds of acceleration

Newton's three laws of motion-Law 1

-Falling objects are accelerated ... -Acceleration due to gravity…

-Acceleration (a) is the change of a body's velocity (v) with…

1)Acceleration in the coventional sense (ie. increasing speed)…

1) A body continues at rest or in uniform motion in a straight…

Galileo Galilei(1564-1642)

-Falling objects are accelerated ... -Acceleration due to gravity…

Acceleration

-Acceleration (a) is the change of a body's velocity (v) with…

Newtons First law of Motion

Newton's Second Law of Motion

Acceleration

Velocity

Object continues to rest or in uniform motion in a straight li…

Acceleration is the result of a force acting on mass

Change in velocity

Speed with a specific direction

Newtons First law of Motion

Object continues to rest or in uniform motion in a straight li…

Newton's Second Law of Motion

Acceleration is the result of a force acting on mass

Gravity

Where does gravity act?

How are mass and gravity similar?

How are distance and gravity similar?

The downforce force that pulls objects together/ an attraction…

It acts between all objects in the universe! It pulls towards…

More mass= more gravity.

More distance= less gravity

Gravity

The downforce force that pulls objects together/ an attraction…

Where does gravity act?

It acts between all objects in the universe! It pulls towards…

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

Acceleration

Acceleration of Gravity

Angular Momentum

Central Force

The rate of change of velocity.

The acceleration of a body--9.8 m/s--caused by the force of gr…

The momentum of a body associated with its rotation or revolut…

A force directed at the center of motion of a body.

Acceleration

The rate of change of velocity.

Acceleration of Gravity

The acceleration of a body--9.8 m/s--caused by the force of gr…

motion

reference point

speed

velocity

when an object changes position over time relative to a refere…

object that appears to stay in place

the distance traveled by an object divided by the time taken t…

the speed of an object in a particular direction

motion

when an object changes position over time relative to a refere…

reference point

object that appears to stay in place

Gravity

speed, direction, or both

The reason is that the mass of most obj…

very large

A force of attraction between objects that is due to their mas…

The force of gravity can change the motion of an object by cha…

Why don't you notice objects moving toward each other?

Since Earth has a large mass, Earth's gravitational force is

Gravity

A force of attraction between objects that is due to their mas…

speed, direction, or both

The force of gravity can change the motion of an object by cha…

Uniform circular motion

centripetal acceleration

frequency and period

centripetal force

-the speed is constant for uniform circular motion... -velocity i…

(a = v/t)... θ = s/r = (v∆t)/r... a,c = (v^2/r)

-circumference of a circle of radius r is 2πr... -the period is t…

-implies a ner centripetal force toward the center of the circ…

Uniform circular motion

-the speed is constant for uniform circular motion... -velocity i…

centripetal acceleration

(a = v/t)... θ = s/r = (v∆t)/r... a,c = (v^2/r)

Natural Motion (Aristotle)

Violent Motion (Aristotle)

Acceleration of Gravity (Galileo)

Discourses and Mathematical Demonstrati…

Objects move towards their proper place

Objects are forced towards an unnatural place

- 9.8 m/s^2... - Acceleration of a falling body is is the same wh…

Galileo - 1638 - abandoned the ancients' theories of motion

Natural Motion (Aristotle)

Objects move towards their proper place

Violent Motion (Aristotle)

Objects are forced towards an unnatural place

Gravity (G)

G depends on

G pull at north and south poles

G pull at equator

force drawing two or more objects together

masses of the objects and distance objects are away from each…

32.258/sec

32.088/sec

Gravity (G)

force drawing two or more objects together

G depends on

masses of the objects and distance objects are away from each…

In uphill situation

In downhill situation

Center of Gravity

Energy of Motion (kinetic energy)

Actual stopping distance decreases

Actual stopping distance increases

Point at which an object's weight is evenly distributed. Vehic…

When an object moves it acquires energy. The faster the vehicl…

In uphill situation

Actual stopping distance decreases

In downhill situation

Actual stopping distance increases

Mass

Weight

Friction

newton

Measure of the amount of matter in an object

Measure of the gravitational force on an object

...opposes motion between surfaces in contact

Unit of force

Mass

Measure of the amount of matter in an object

Weight

Measure of the gravitational force on an object

Perigee is

According to Aristotle, which of the fo…

A comet near the sun whose orbit is ___…

Newtonian physics tells us that Kepler'…

the point in a object's orbit around Earth, when the object is…

a person pushing a car along the street

hyperbolic

is a result of the conservation of angular momentum

Perigee is

the point in a object's orbit around Earth, when the object is…

According to Aristotle, which of the fo…

a person pushing a car along the street

gravity

mass

weight

inertia

A force that pulls objects together

A measure of the amount of matter in an object

A measure of the gravitational force exerted on an object.

Tendency of an object to resist change in motion... stay at rest…

gravity

A force that pulls objects together

mass

A measure of the amount of matter in an object

Centripetal

Centripetal force

Centrifugal

Angular speed

Directed toward the center.

A force that causes an object to move in a circle

Moving away from the center

Angular speed = angle/time = "theta"/t

Centripetal

Directed toward the center.

Centripetal force

A force that causes an object to move in a circle

Centripetal acceleration

Centripetal force

Static force of friction

Kinetic force of friction

the rate of change in velocity of an object that is associated…

any force or combination of forces that produces a centripetal…

a frictional force that does not involve motion in the directi…

the frictional force between two objects sliding at the point…

Centripetal acceleration

the rate of change in velocity of an object that is associated…

Centripetal force

any force or combination of forces that produces a centripetal…

Average Speed Formula

Average Acceleration Formula

motion

speed

Total distance divided by total time

(final velocity-starting velocity) divided by time it takes to…

change in position relative to a reference point

distance traveled divided by the time interval in which motion…

Average Speed Formula

Total distance divided by total time

Average Acceleration Formula

(final velocity-starting velocity) divided by time it takes to…

What are forces?

What can unbalanced forces do?

Can balanced forces move objects?

What is Newton's first law of motion (s…

a push or pull

move objects

no

Object at rest will remain at rest, moving object will remain…

What are forces?

a push or pull

What can unbalanced forces do?

move objects

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 foc…

A line from a planet to the sun sweeps over equal areas in equ…

A planet's orbital period squared is proportional to its avera…

Natural & Violent Motion

Kepler's First Law

The orbits of the planets are ellipses with the sun at one foc…

Kepler's Second Law

A line from a planet to the sun sweeps over equal areas in equ…