Planets and Solar System Test Review

Earth and other planets closest to the Sun are composed of mostly

• Gas

• Water

• Rock

• Metal

Select the correct order from largest to smallest

• Sun, Milky Way Galaxy, Universe, Solar system

• Milky Way Galaxy, Solar System, Universe, Sun

• Universe, Milky way galaxy, solar system sun

• Sun, universe, milky way galaxy, solar system

Which is the largest object in our solar system?

• Sun

• Jupiter

• Saturn

• Mars

Tags

NGSS.MS-ESS1-3

Which planet is closest to the sun?

• Venus

• Earth

• Mercury

• Neptune

Which planet is farthest from the sun?

• Venus

• Jupiter

• Mercury

• Neptune

Tags

NGSS.MS-ESS1-3

How many planets make up our solar system?

• 5

• 7

• 8

• 9

Tags

NGSS.MS-ESS1-3

True or False: Terrastrial Planets have hard rocky surfaces.

• True

• False

Tags

NGSS.MS-ESS2-2

NGSS.MS-ESS2-3

True or False: Gas giants are hard and rocky.

• True

• False

True or False: Planets are luminous

• True

• False

All of the following are qualifications for being classifies as a planet. Which of the following is the reason pluto is now classified as a dwarf planet?

• Must be in orbit around a star

• Must have enough mass to be pulled into a stable sphere by gravity

• Must dominate its orbit