Planets

What is the solar system?

• A group of eight planets and their moons that orbit around the sun.

• A single planet with no moons.

• A group of stars that orbit around the Earth.

• A collection of asteroids in space.

Tags

NGSS.MS-ESS1-3

What happens during a nuclear reaction?

• Two atoms combine to form a larger atom.

• An atom breaks apart and explodes/gives off a lot of energy.

• An atom loses its electrons and becomes charged.

• An atom changes color.

Tags

NGSS.HS-PS1-8

What is the atmosphere?

• A layer of ice surrounding the Earth's poles.

• A solid layer of rock beneath the Earth's surface.

• A layer of water covering the Earth's surface.

• A layer of gases around Earth that keeps us safe and helps support life.

Tags

NGSS.MS-ESS2-5

NGSS.MS-ESS2-6

What is a satellite?

• An object that orbits a larger object.

• A star that emits light.

• A planet that has no moons.

• A comet that travels through space.

What is carbon dioxide (CO2) made of?

• Two carbon atoms and one oxygen atom

• One carbon atom and two oxygen atoms

• Two carbon atoms and two oxygen atoms

• One carbon atom and one oxygen atom

Tags

NGSS.MS-PS1-1

What is Earth's natural satellite?

• The Sun

• Mars

• The Moon

• Jupiter

Tags

NGSS.MS-ESS1-1

What does orbiting mean?

• Moving in a straight line

• Moving in a regular path around something

• Staying still

• Moving randomly

Choose the words that are synonyms of orbit.

• stopping

• circling

• still

• rotating

Reorder the following planets in order of their distance from the sun.

• Mercury

• Mars

• Venus

• Jupiter

• Earth

Tags

NGSS.MS-ESS1-3

The planets are in order of ​ (a)   from the ​ (b)   .

• distance
• sun
• gravity
• moon

Tags

NGSS.MS-ESS1-3