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solar system third grade Flashcards | StudBud

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Why is Venus the hottest planet?

Why does the moon glow?

solar system third grade

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basic solar system for the third grade

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Questions 9

Answers

1
Why does the moon glow?
There are nuclear reactions on the surface, like the sun
It reflects the light we produce on earth.
Because the surrounding stars light it up
It reflects the light from the sun.
2
Why is Venus the hottest planet?
Because of how short it's days are.
It's atmosphere is too thin to stop the suns rays.
It is second closest to the sun and has a thick atmosphere.
Because it is the closest planet to the sun.
3
What force holds planets and moons in their orbit?
Gravity
Friction
Magnetism
Air pressure
4
What is an orbit?
A way that our sun moves around the solar system.
The way that Earth spins on its axis.
The path a planet or moon takes, usually circular.
A delicious chewing gum
5
What is our sun?
A planet
A moon
A star
A comet
6
What is the coldest planet?
Neptune
Uranus
Saturn
Jupiter
7
Why does Earth have so few craters?
There are very few asteroids near Earth
The sun's gravity keeps asteroids out of Earth's atmosphere.
Friction caused by Earth's atmosphere burns most of them up.
Most asteroids are destroyed by the Navy before they crash.
8
How many planets are in our solar system?
8
6
7
9
9
What is at the center of our solar system?
The milky way
Jupiter
The sun
The Earth