Our Solar System

The length of a year on a planet is best explained by

• The planet rotating on its axis

• The Sun rotating on its axis

• The revolution around the Sun

• The seasons

Which best describes the terrestrial planets?

• Large, planetary rings

• Small, dense, rocky

• Rocky cores, close to sun, surface craters

• Made of helium and hydrogen

__________ has ringlets around the planet made up of the particles of ice.

• Venus

• Mars

• Neptune

• Saturn

Saturn is the only planet with a ring system.

• True

• False

The spinning of an object on its axis is called______

• orbit
• rotation
• revolution
• tide

Planets that are closer to the sun

• take more time to orbit
• take less time to orbit

Tags

NGSS.MS-ESS1-2

NGSS.MS-PS2-4

Which is the correct order of the planets?

• Mercury, Venus, Mars, Earth, Saturn, Jupiter, Neptune, Uranus

• Mercury, Venus, Earth, Mars, Jupiter, Uranus, Saturn, Neptune

• Mercury, Venus, Earth, Mars, Jupiter, Saturn, Uranus, Nepture

• Mercury, Venus, Earth, Jupiter, Saturn, Mars, Uranus, Neptune

How long does it take Earth to complete one revolution around the Sun?

• 24 hours
• one week
• one month
• one year

Tags

NGSS.MS-ESS1-1

Earth completes one full ___________ on its axis every 24 hours.

• rotation
• revolution
• resolution
• reservation 

Tags

NGSS.MS-ESS1-1

Even though it is not closest to the sun, this planet is the hottest in the solar system.

• Venus

• Pluto

• Uranus

• Jupiter

Tags

NGSS.MS-PS1-4