Solar System

When Earth spins, it turns around an imaginary line called a(n)

• rotation

• axis

• orbit

• ellipse

Which planet is an inner planet?

• Uranus

• Venus

• Saturn

• Neptune

A ____ is a huge system of gas, dust, stars, and objects orbiting stars that is held together by the force of gravity.

• galaxy

• comet

• meteor

• gas giant

Tags

NGSS.MS-ESS1-2

Which list shows the correct order of planets from the sun?

• Mercury, Venus, Earth, Mars

• Earth, Mars, Venus, Jupiter

• Mars, Venus, Earth, Saturn

• Uranus, Jupiter, Neptune, Saturn

Tags

NGSS.MS-ESS1-3

Brianna and Mari want to develop a model of how Earth moves in space. In their model, Brianna will represent Earth and Mari will represent the sun. Which of the following should NOT be part of Brianna and Mari's model?

• Brianna walks in a circle around Mari.

• Brianna spins in circles.

• Mari stands still.

• Mari walks in a circle around Brianna.

Which is an object in the solar system that is a frozen mass of ice and dust?

• an asteroid

• a comet

• a moon

• a planet

What do Jupiter, Saturn, Uranus, and Neptune have in common?

• They all have rocky surfaces.

• They all appear to be similar to Earth.

• They all are gaseous planets.

• They all appear to be made of rock and ice.

Why does the sun seem to change position in the sky?

• Earth's rotation

• Earth's orbit

• The sun's rotation

• The sun's orbit

Tags

NGSS.MS-ESS1-1

Which list shows in correct order the fewest stars to the greatest number of stars?

• Our solar system, the universe, the Milky Way Galaxy

• The universe, the Milky Way Galaxy, our solar system

• Our solar system, the Milky Way Galaxy, the universe

• The Milky Way Galaxy, our solar system, the universe

What is the closest planet to the sun?

• Jupiter
• Neptune
• Mars
• Mercury

Tags

NGSS.MS-ESS1-3