Solar System Sun and Planets

Multiple Choice

How long ago did the Solar System form?

• 10 billion years ago
• 4.6 billion years ago
• 4.6 million years ago
• 6000 years ago

Multiple Choice

Radiometric dating is a tool that scientists use to determine...

• the age of things.

• the temperature of things.

• what things are made of.

• how fast things can move.

Multiple Choice

If the sun is about halfway through its life, how much longer do scientists expect it to last?

• Approximately 1 trillion years.
• Approximately 100,000 years.

• Approximately 10 million years.
• Approximately 5.4 billion years.

Multiple Choice

What caused the solar nebula to collapse into a star and planets?

• a figure skater

• a spinning motion

• gravity

• gas and dust particles

Multiple Choice

Why is the Solar System a flat disk?

• The spinning of the gas cloud caused it to flatten into a disk.

• Planets need to be in a straight line or they can't form.

• Gas and dust always forms a flat disk.

• The planets formed closer to the sun and have moved far away.

Multiple Choice

How far is the Earth from the Sun?

• 150 thousand kilometers
• 93 thousand miles
• 93 million miles (150 million kilometers)
• 1 million miles

Video Response

Record a video telling what you understand about how the sun creates light and heat. Your video can be one minute long.

Open Video Recorder

Reorder

Put these planets in order from closest to the Sun to furthest from the Sun

• Mercury

• Earth

• Jupiter

• Saturn

• Neptune

1

2

3

4

5

• 1
• 2
• 3
• 4
• 5

Multiple Choice

The Inner Planets are mostly made out of...

• Gas

• Dust

• Rock

• Rizz

Multiple Choice

This is the hottest of the Inner Planets

• Mercury

• Venus

• Earth

• Mars

Multiple Choice

This planet is the smallest of the Inner Planets.

• Mercury

• Venus

• Earth

• Mars

Multiple Select

These two Inner Planets are the closest in size.

• Mercury

• Venus

• Earth

• Mars

Multiple Choice

Scientists think this planet used to have liquid water

• Mercury

• Venus

• Earth

• Mars

Multiple Choice

The Gas Giants are mostly made out of

• Nitrogen and Helium

• Hydrogen and Oxygen

• Oxygen and Nitrogen

• Hydrogen and Helium

Multiple Choice

This planet spins on its side

• Jupiter

• Saturn

• Uranus

• Neptune

Multiple Select

These two planets are sometimes called "Ice Giants."

• Jupiter

• Saturn

• Uranus

• Neptune

Fill in the Blank

This planet is the largest planet in the Solar System

Multiple Choice

Saturn's rings are mostly made out of

• Ice and rock

• Hydrogen and helium

• Asteroids

• Tiny little moons

Multiple Choice

How many planets are there in the solar system?

• 7

• 8

• 9

• 10

Math Response

If the earth is 91 million miles from the sun and the heliopause (the end of the solar system) is 100 times further away, how many miles away is the heliopaus?

Type answer here

Correct Answer: 9100000000

Deg^°

Rad

Video Response

Record a video where you tell me what you still want to learn about the Solar System. What is something you don't understand or want to know more about?

Open Video Recorder