Chapter 11 Review The Solar System

Which shape describes a planet’s orbit?

• a circle

• an ellipse

• a straight line

Tags

NGSS.MS-ESS1-1

Why is Venus hotter than Mercury?

• Venus’s surface is covered with lava

• Venus has a strong greenhouse effect.

• Venus is closer to the Sun than Mercury is.

How are the outer planets similar?

• They have solid surfaces.

• They are about the same size.

• They have atmospheres that are mostly hydrogen.

Pluto was known as a planet but is now a ________.

• Dwarf planet

• Asteroid

• Meteoroid

An astronomical unit is the average distance

• from Earth to Mars

• from Earth to the Sun

• from Earth to the Moon

Tags

NGSS.MS-ESS1-3

orbit close to the Sun and have rocky surfaces

• asteroid

• comet

• inner planets

• outer planets

• meteor

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NGSS.MS-ESS1-3

have gaseous surfaces and more than one moon

• asteroid

• comet

• inner planets

• outer planets

• meteor

chunks of rocks and ice that form a belt just beyond Mars

• asteroid

• comet

• inner planets

• outer planets

• meteor

Tags

NGSS.MS-ESS1-3

light streaks in the atmosphere due to objects from space

• asteroid

• comet

• inner planets

• outer planets

• meteor

objects made of ice, rock, and dust that glow near the Sun

• asteroid

• comet

• inner planets

• outer planets

• meteor