Planets
Gravity
Planets 2.0
Stars
Our Universe
100

This planet is the fastest in our solar system and the closest to the sun.

What is Mercury?

100
The most massive object in our solar system whose large gravitational pull holds our solar system together.

What is the sun?

100
These planets come before the asteroid belt

What are Mercury, Venus, Earth, and Mars?

100

The hottest part of the sun where most nuclear fusion occurs.

What is the core?
100
The fundamental property that holds our universe together

What is gravity? 

200

This planet sits just beyond the asteroid belt and is the most massive planet in our solar system.

What is Jupiter?

200

Two factors that affect the gravitational attraction between two objects.

What is mass of each object and the distance between them?

200

These planets come after the asteroid belt

What are Jupiter, Saturn, Uranus, and Neptune?

200

The outer most layer of the sun.

What is the Corona? 

200

The moment when the hot dense matter of our universe began to expand forming galaxies and solar systems.

What is the Big Bang?

300

This red planet is believed to have had liquid water on its surface at some point in time. It sits just before the asteroid belt.

What is Mars?

300

If you increase the mass of an object, this happens to its gravitational pull.

What is an increase in gravitational pull?

300

This planet is the only known planet in our solar system to currently contain liquid water.

What is Earth?

300

The section of the sun that we can see with our naked eye.

What is the photosphere?

300

Other than planets, name 3 objects in our solar system.

what are: Moons, Sun, asteroids, comets, meteorites, meteoroids, meteor, fireball, dwarf planets?

400

This terrestrial planet has a harsh hot atmosphere with clouds made of sulfuric acid. While humans have successfully landed here, the harsh environment has quickly destroyed all technology that made a successful touchdown.

What is Venus?

400

This happens to gravitational pull when the distance between to objects increases. 

What is a decrease in gravitational pull?

400

These planets are known as Jovian planets, or gas/ice giants.

What are Jupiter, Saturn, Uranus, and Neptune?

400

The reason stars shine

What is the result of nuclear fusion and the production of light energy?

400

List the following from smallest to largest: Universe, Earth, Milky Way Galaxy, Solar System 

Earth < Solar System < Milky Way Galaxy < Universe

500

This planet's equator sits at a near-right angle causing some of the most extreme seasons in the solar system, and similar to other planets, it has rings.

What is Uranus?
500

While it doesn't plummet to earth. This large satellite is constantly in Earth's gravitational field. 

What is the moon?

500

These planets are known as terrestrial planets.

What are Mercury, Venus, Earth, and Mars?

500
The formation of a star

What happens when dust and debris gather in space, until the accumulation becomes so great it collapses on itself and becomes a burning ball of gas?

500

The type of energy which radiates from the sun? 

What is light energy? 

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