Mystery Science Stars and Planets Review

1. If a star is very far away, how does it appear to us on Earth?

• Very bright

• Very big

• Very dim

• Very hot

The picture below shows the same person jumping as high as they can on two imaginary planets, Creon and Grumpia. Which planet has more gravity?

• Grumpia

• Creon

Why does the Sun appear brighter than other stars?

• The Sun is a giant star that emits more light than others.
• The Sun is made of a different material than other stars.
• The Sun is the only star in our galaxy.
• The Sun appears brighter than other stars because it is much closer to Earth.

If a spacecraft starts from Earth and travels towards Neptune, where will the Sun look the dimmest?

• Jupiter

• Neptune

• Mars

• Venus

Tags

NGSS.MS-ESS1-1

Why is gravity different on other planets?

• Gravity is influenced by the distance from the sun.
• Gravity is caused by the rotation of planets.
• Gravity is different on other planets because some planets are more massive than others.

• Gravity is the same on all planets.

Tags

NGSS.MS-PS2-4

Chose which drawing shows the arrows pointing toward the direction that gravity will pull each person.

• 
• 

Tags

NGSS.MS-PS2-5

If a spacecraft starts from Earth and travels towards Neptune, where will the Sun look the brightest?

• Near Earth
• Near Saturn
• Near Jupiter
• Near Mars

Tags

NGSS.MS-ESS1-1

What is a habitable planet?

• A planet that has a lot of water

• A planet that can support life

• A planet that has a thick atmosphere

• A planet that is closest to the Sun

Tags

NGSS.MS-LS1-5

NGSS.MS-LS2-3

Which factor does NOT affect a planet's gravity?

• The planet's size

• The planet's distance from the Sun

• The planet's mass

Tags

NGSS.MS-ESS1-2

What is the main reason Earth is considered a habitable planet?

• It is the closest planet to the Sun

• It has liquid water and is a good distance from the sun

• It has a slow rotation

• It is the largest planet in the solar system

Tags

NGSS.MS-ESS2-1

NGSS.MS-ESS2-4