Solar System Basics
Light: Emit vs Reflect
Space Rocks
Space Technology
Planets
100

What is at the center of our solar system?

The Sun

100

Which object emits light: the Sun or the Moon?

Sun

100

What is a rock broken off from an asteroid in space called?

Meteoroid

100

What tool lets us see far into space?

Telescope

100

This is the only known planet that can sustain life

Earth

200

What force keeps planets in orbit?

Gravity

200

Why can we see the Moon?

It reflects sunlight

200

What is the streak of light in the sky (that has just entered the Earth's atmosphere) called?

Meteor

200

What orbits Earth and sends data?

Satellite

200

Which is the hottest planet?

Venus

300

What is the path of a planet around the Sun called?

Orbit

300

Give one example of something that reflects light

planets, moons

300

What is it called when the rock hits Earth?

Meteorite

300

What explores the surface of Mars?

Rover

300

What do we call Mercury, Venus, Earth, and Mars?

Rocky Planets

400

What do we call natural objects in space?

Celestial Bodies

400

Explain the difference between emitting and reflecting light

Emit = produce light; reflect = bounce light

400

Why do meteors glow?

Friction with atmosphere causes them to burn

400

Give the names of the two rovers in Mars

Curiosity and Perseverance

400

What do we call Jupiter, Saturn, Uranus, and Neptune?

Gas Giants

500

Why don’t planets fly off into space?

The gravity of the sun holds them in orbit

500

Why can we see planets even though they don’t emit light?

They reflect sunlight

500

What type of celestial body brought an end to the dinosaurs?

Asteroid

500

What type of technology simulates conditions and scenarios in outer space?

Computer Modelling

500

What is one key difference between rocky planets and gas giants?

Solid surface vs gas composition

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