Unit Test 7_Science_Term2

____________ imaginary line or a straight line about which objects rotate.

• revolution

• rotation

• axis

__________ is the act of spinning.

• revolution

• rotation

• orbit

__________is when one object travels around another. (1 year).

• axis

• revolution

• rotation

The __________ reflects light from the Sun.

• Moon

• craters

• Sun

__________ are daily rise and fall of the ocean's surface.

• tides

• gravity

• telescope

__________ Earth cast a shadow on the Moon.

• solar eclipse

• lunar eclipse

_________ Moon cast a shadow on the Earth.

• solar eclipse

• lunar eclipse

If meteoroids enter the earth's atmosphere, it is called _________.

• meteor

• meteorites

• asteroids

If meteors reach the earth's surface, it is called _______.

• meteoroids

• meteorites

• meteor

When comets or asteroids collide, pieces of rock or metal break off. These smaller pieces are _______.

• meteors

• meteoroids

• meteorite