7th Grade Chapter 7.2 Test Review

Pluto is one of several celestial bodies called dwarf planets located in Kuiper Belt.

• True

• False

In a given amount of time, a planet will cover more area when it is farther from the sun than it will cover when it is close to the sun.

• True

• False

All planets spin on their axes in the same direction.

• True

• False

Uranus is unique because its rotation is retrograde and its axis is not tilted at all.

• True

• False

All of the outer planets have rings.

• True

• False

The force that resists motion between two surfaces that are in contact with each other is

• comet

• friction

• meteor

• meteroite

A frozen chunk of ice, dust, and rock that gives off tails of dust and charged particles as it passes near the sun during its orbit is

• comet

• meteor

• meteorite

• meteroid

A meteoroid that enters Earth's atmosphere and strikes the ground is a

• meteoroid

• meteorite

• meteor

• comet

A meteoroid that enters the earth's atmosphere and burns up is

• meteor

• meteroite

• meteroid

• comet

A rock fragment from an asteroid or comet is a

• comet

• meteorite

• meteoroid

• meteor