REVIEW Planetary Motion Standard Check

---- What unit of time on Earth is based on the revolution of the Earth around the Sun?

---- Each planet moves around the sun in

----The closer a planet is to the sun,

----The period of a planet's revolution can be used to calculate the planet's


----One complete trip along an orbit is a(n)

----As the moon revolves around the Earth, it also rotates on its axis. Why is it that the the same side of the moon is always visible from Earth?


----The amount of time it takes a body to complete a trip along an orbit is a(n)

----The path of a body that travels around another body in space is a(n)

----Astronauts on the Moon can jump higher than if they were on Earth. This is because...

---- Which of the following planets would orbit the fastest?
Planet B: 40 light-minutes from the sun
Planet D: 1 light-hour from the sun
Planet C: 15 light-minutes from the sun
Planet A: 10 light-minutes from the sun

----Which of the following statements is true of planetary movement in our solar system?

----The gravitational attraction between two objects increases if
.

----The gravitational attraction between two objects decreases if


----What is an object's resistance in speed or direction?



----When the Earth completes one rotation the time period is a