#### Study sets matching "gravitation ap physics"

#### Study sets matching "gravitation ap physics"

The force of gravity on you is greates…

A supplier wants to make a profit by b…

The gravitational field strength at th…

If the radius of the Earth decreased w…

On earth's surface

Disregard altitude because it has a negligible effect

Zero

Increase

The force of gravity on you is greates…

On earth's surface

A supplier wants to make a profit by b…

Disregard altitude because it has a negligible effect

gravitational field

gravitational force

free fall acceleration

GPE near surface

tells how much 1 kg of mass weighs at a location... near earth,…

mg

equal to gravitational field

mgh

gravitational field

tells how much 1 kg of mass weighs at a location... near earth,…

gravitational force

mg

Centripetal Acceleration

Centripetal Force

Galileo Galilei

Henry Cavendish

acceleration towards the center of the circle

Force that is directed to the center of the circle, allows an…

Discovered Gravity

found the value of G

Centripetal Acceleration

acceleration towards the center of the circle

Centripetal Force

Force that is directed to the center of the circle, allows an…

Law of Universal Gravitation Formula

Acceleration due to Gravity

Force of Gravity between Multiple Masses

Circumference(d)

Fg=G(M1)(M2)/r^2

g=G(M2)/r^2

£F=G(M2)(M3)/r^2 -G(M1)(M2)/r^2

2piR

Law of Universal Gravitation Formula

Fg=G(M1)(M2)/r^2

Acceleration due to Gravity

g=G(M2)/r^2

uniform circular motion

centripetal acceleration

radial acceleration

frequency

an object that moves in a circle at a constant speed (the dir…

"center-pointing" acceleration, same as radial acceleration.

directed along the radius of the circle of motion, same as ce…

the number of revolutions per second (measured in Hz)

uniform circular motion

an object that moves in a circle at a constant speed (the dir…

centripetal acceleration

"center-pointing" acceleration, same as radial acceleration.

Uniform Circular Motion

ac = v^2 / r

Center

Tangent, in the direction of motion

When a object moves in a circle at a constant speed, the circ…

Equation for centripetal acceleration in UCM

Where centripetal acceleration vectors point

Where the velocity vectors point in UCM

Uniform Circular Motion

When a object moves in a circle at a constant speed, the circ…

ac = v^2 / r

Equation for centripetal acceleration in UCM

What is Newton's law of gravitation (e…

What is Newton's law of gravitation in…

What is the inverse square law for lig…

What is a gravitational field?

The attractive gravitational force between two masses proport…

A region in which a massive object experiences a gravitationa…

What is Newton's law of gravitation (e…

What is Newton's law of gravitation in…

The attractive gravitational force between two masses proport…

**Concepts**... What happens to the force o…

What happens to the force of two masse…

What happens to the force of two masse…

What happens to the force of two masse…

1/9

1/16

x4

x2

**Concepts**... What happens to the force o…

1/9

What happens to the force of two masse…

1/16

Gravity originated from...

universal force of gravity

objects in orbit are...

falling

Newton: a natural philosopher who wanted to explain the philo…

can happen anywhere and everywhere- gravity is present and ac…

falling

an object drops toward planet (due to gravity)... velocity: 0 m/s

Gravity originated from...

Newton: a natural philosopher who wanted to explain the philo…

universal force of gravity

can happen anywhere and everywhere- gravity is present and ac…

Newton's Universal Law of Gravitation

Gravitational Field Strength (g)

Gravitational Potential Energy (E_P)

Gravitational Potential (V)

The force of gravity between two objects is directly proporti…

Gravitational force per unit mass on a point ... mass (g = F g /…

The work done in moving a mass from ... infinity to a point in s…

The work done per unit mass in moving a mass from infinity to…

Newton's Universal Law of Gravitation

The force of gravity between two objects is directly proporti…

Gravitational Field Strength (g)

Gravitational force per unit mass on a point ... mass (g = F g /…

Newton

Mass

Weight (Fg)

Contributers to the Law of Universal G…

Discovered that gravity attracts any two objects depending on…

-amount of matter in an object... -relatively constant throughou…

-gravitational attraction... -changes depending on where you are…

1. Newton... 2. Kepler... 3. Brahe... 4. Copernicus/Galileo... 5. Cavendish

Newton

Discovered that gravity attracts any two objects depending on…

Mass

-amount of matter in an object... -relatively constant throughou…

Each of five satellites makes a circul…

An asteroid moves in an elliptic orbit…

A person weighing 800 newtons on Earth…

Mars has a mass 1/10 that of Earth and…

Mass Radius... B) m 1/2R

D) Potential energy

A) 400N

D) 4m/s^2

Each of five satellites makes a circul…

Mass Radius... B) m 1/2R

An asteroid moves in an elliptic orbit…

D) Potential energy

Suppose a doorknob is places at the ce…

When an astronaut in orbit experiences…

How would the speed of Earth's orbit a…

Why does an astronaut weigh less on th…

Two times as much

the net gravitational force on the astronaut is not balanced…

t would decrease by a factor of 2

The gravitational field strength is less on the moon's surfac…

Suppose a doorknob is places at the ce…

Two times as much

When an astronaut in orbit experiences…

the net gravitational force on the astronaut is not balanced…

Point mass

Gravitational field

Gravitational field lines

Uniform gravitational field

A mass with negligible volume

A region in which a gravitational force acts on mass at a dis…

Lines of force used to map the gravitational field pattern ar…

A gravitational field in which the field lines are parallel a…

Point mass

A mass with negligible volume

Gravitational field

A region in which a gravitational force acts on mass at a dis…

aristotle (greek)

aristarchus (greek)

ptolemy (greek)

copernicus (scientific revolution)

originated the geocentric model

created the heliocentric model; estimated the size of, and di…

created a mathematical model to verify aristotle; used epicyc…

published heliocentic model just before death using math to e…

aristotle (greek)

originated the geocentric model

aristarchus (greek)

created the heliocentric model; estimated the size of, and di…

Tycho Brahe

Epicycle

Johannes Kepler

1st Law of planetary motion

Teacher of Kepler, mapped night sky over 20 years of observat…

Smaller circular path followed along a larger circular path

Astronomer who used geometry & math w/ a sun centered solar s…

Paths planets follow are ellipses with the center of the sun…

Tycho Brahe

Teacher of Kepler, mapped night sky over 20 years of observat…

Epicycle

Smaller circular path followed along a larger circular path

Law of Orbits

Ellipse

Eccentricity

Law of areas

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

The set of all points whose combined distances to two fixed p…

Measure of how elongated an ellipse is

The line joining a planet to the sun traces out equal areas i…

Law of Orbits

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

Ellipse

The set of all points whose combined distances to two fixed p…

gravitational force

equal but opposite force with apple on…

it would leave its orbit in a straight…

they are accelerating, centripetal

attractive force between any 2 objects... -weakest of all the fo…

in apple and earth example, how are the forces compared

if the moon didnt feel an attraction to earth,

objects moveing in a circle constanly change direction so____…

gravitational force

attractive force between any 2 objects... -weakest of all the fo…

equal but opposite force with apple on…

in apple and earth example, how are the forces compared

acceleration

where is acceleration directed in a ci…

force

where is the force always directed

v^2/r

towards the center of the circle

EF= m(v^2/r)

towards the center of the circle

acceleration

v^2/r

where is acceleration directed in a ci…

towards the center of the circle

gravitation

shell theorem

F= GMm/r^2

principle of superposition

movement, or a tendency to move, toward a center of attractiv…

In classical mechanics, the shell theorem gives gravitational…

equation for gravitation

In physics and systems theory, the superposition principle, a…

gravitation

movement, or a tendency to move, toward a center of attractiv…

shell theorem

In classical mechanics, the shell theorem gives gravitational…