The Solar System and The Universe

Which inner planet is the hottest?

• Mercury
• Venus
• Earth
• Mars

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

Which two inner planets are known as "sister planets?"

• Venus and Mars
• Mars and Earth
• Venus and Earth

Which inner planet is closest to the Sun?

• Mercury
• Venus
• Earth
• Mars

Which two inner planets have no moons?

• Earth and Mars
• Mars and Venus
• Mercury and Venus
• Venus and Mars

How many days does it take Earth to orbit the Sun?

• 88 days
• 365 days
• 216 days
• 1 day

Tags

NGSS.MS-ESS1-1

NGSS.MS-ESS1-2

What is a body that orbits a larger body called?

• planet

• comet

• asteroid

• satellite

Small, rocky bodies that are often pieces of matter detached from passing comets or collided asteroids

• meteor

• meteorite

• meteoroid

• comet

Natural satellites that many planets have are known as

• Asteroids

• Comets

• Moons

• Meteors

Tags

NGSS.MS-ESS1-1

The ring of icy bodies beyond Neptune's orbit that includes thousands of comets and the dwarf planets Pluto and Eris

• Kuiper Belt

• Asteroid Belt

• Oort Cloud

• Neptune's atmosphere

Small bodies of ice, rock, and cosmic dust that orbit the sun

• Meteors

• Meteorites

• Comets

• Asteroids