Unit 7 Review

What is it called when large objects pull other objects towards their center?

• gravity

• inertia

• velocity

• falling

What causes objects in motion in space to keep moving?

• friction

• revolution

• inertia

• gravity

What's the saying to help you remember the order of the planets?

• My very educated mother just served us noddles

• Please excuse my dear aunt Sally

• Never eat shredded wheat

• King Phillip Can Order Five Greek Salads

The planets in our solar system can be divided into the ...

• red planets and the blue planets

• hot planets and the cold planets

• terrestrial (rocky) planets and gas giants

• livable planets and non-livable planets

Which planet is very similar to Earth in size and atmosphere?

• Jupiter

• Uranus

• Venus

• Mercury

Which planet has been knocked so far to the side it appears to revolve sideways?

• Saturn

• Mars

• Mercury

• Uranus

Which planet has a large storm that we call "the Great Red Spot"?

• Jupiter

• Neptune

• Mars

• Earth

What astronomer used a telescope to observe Venus and Jupiter and began to question the geocentric model?

• Galileo

• Wegner

• Hess

• Pluto

What is a space rock called when it strikes the Earth's ground?

• Comet

• Meteorite

• Meteor

• Meteoroid

What is a space rock called when it enters Earth's atmosphere and heats up, becoming a "shooting star"

• Comet

• Meteor

• Asteroid

• Meteorite