AP Physics 1 | Unit 3 - Kepler's Laws of Motion

Front

What is a planet's period?

Back

The amount of time it takes to complete one orbit around the Sun.

Tags

NGSS.MS-PS2-4

Front

What happens to a planet's speed as it moves farther from the Sun?

Back

The farther away a planet is from the Sun, the slower it is moving.

Tags

NGSS.MS-ESS1-2

Front

Is the Earth the same distance from the Sun all year long?

Back

False

Tags

NGSS.MS-ESS1-1

Front

What is located at the foci of an elliptical orbit?

Back

The Sun and an empty space.

Tags

NGSS.HS-ESS1-4

Front

What is located at the vertices of an elliptical orbit?

Back

The aphelion and perihelion.

Front

What is Kepler's First Law?

Back

Planets move in elliptical orbits with the Sun at one focus.

Tags

NGSS.HS-ESS1-4

Front

What is Kepler's Second Law?

Back

A line segment joining a planet and the Sun sweeps out equal areas during equal intervals of time.

Tags

NGSS.HS-ESS1-4

NGSS.HS-PS2-4

Front

What is Kepler's Third Law?

Back

The square of the period of a planet is directly proportional to the cube of the semi-major axis of its orbit.

Tags

NGSS.HS-ESS1-4

Front

Define aphelion.

Back

The point in the orbit of a planet where it is farthest from the Sun.

Front

Define perihelion.

Back

The point in the orbit of a planet where it is closest to the Sun.

Tags

NGSS.MS-ESS1-2

NGSS.MS-PS2-4