Kepler's Law Review

Front

What factor affects a body's gravitational pull? Options: mass, size

Back

mass

Front

If the average speed of a planet in its orbit is 35 km/hr, what could be the speed of the planet when it is closest to the sun?

Back

45 km/hr

Front

Planets orbit the Sun in a shape called a(n)

Back

ellipse

Front

An ellipse is drawn around two points called

Back

foci

Front

When a planet orbits the Sun, one of the foci of the elliptical orbit is 

Back

the Sun

Front

What has an eccentricity of zero? Options: a straight line, a large ellipse, a circle, a small ellipse

Back

a circle

Front

Kepler's second law or the equal area law states that the closer a planet is to the sun the ________ it travels.

Back

Faster

Front

The point in the Earth's orbit when it is furthest from the sun is called

Back

aphelion

Front

The point in Earth's orbit when it is closest to the sun is called the

Back

perihelion

Front

Where is the planet moving faster? Options: Position A to B, Position B to C, Position H to I, Position I to J

Back

Position A to B