Chapter 2 Review: The Solar System Multiple Choice/Matching

The Moon orbits the Earth every

• 24 hours

• 30 days

• 29 and one half days

• 365 days

Most stars are grouped together in huge bodies called

• the universe

• galaxies

• solar systems

• satellites

Which area of Earth receives the most solar energy in a year?

• the tropics

• the polar regions

• the Antarctic Circle

• the middle latitiudes

Which of the following planet does NOT have an atmosphere and lithosphere?

• Earth

• Mercury

• Venus

• Mars

When does the fall equinox occur in the Northern Hemisphere?

• March 21

• June 21

• September 21

• December 21

Planets are major bodies that orbit a

• satellite

• asteroid

• moon

• star

The shape of the Earth's orbit is

• elliptical

• flattened

• an oblate spheroid

• circular

Earth's atmosphere is composed of about 78% of what gas?

• carbon dioxide

• oxygen

• water vapor

• nitrogen

Which of the following is NOT a satellite?

• moon

• earth

• sun

• space lab

What causes the tides of Earth?

• gravitational pull of the Sun, Earth, and Moon

• gravitational pull of the Sun and Moon

• Earth's tilt

• Earth's revolution