Planets
The Moon
Earth Systems
The Universe/Stars
Random
100

There are this many planets in our solar system (do not include dwarf planets)

8

100

Is the moon made of cheese?

No

100

All animals and plants are considered part of this system. 

Biosphere

100

How many stars are in our solar system? 

One (the sun)

100

How long does it take the Earth to complete one revolution on its axis? 

24 hours/one day

200

This is the largest planet in our solar system

Jupiter

200

About how long does it take the moon to orbit the Earth? 

Acceptable answers: One month, 27 days, 29.5 days

200
Solid rocks, liquid rocks and minerals are considered part of this system. 

Geosphere

200

If Star A appears brighter in our sky than Star B, what does that mean about the distance of the stars from Earth? 

Star A is closer to Earth

200

Why do the sun/moon/stars change position in the sky as the day progresses?

Because the Earth is spinning. 

300

This planet is closest to the sun

Mercury

300

In what year did a person first walk on the moon? 

1969

300

What are the two main causes of drought? 

Less rain/precipitation and more heat

300

By what other name is the star "Polaris" commonly known? 

The North Star

300

What is the name of the force that causes both the tides as well as the Earth to orbit the sun. 

Gravity

400

Which four planets are considered gas giants?

Jupiter, Saturn, Uranus, Neptune

400

Why does the moon have more visible craters than Earth? 

It has no atmosphere, it is not covered in water. 

400

What is the name of the process when liquid water is heated and then turns into a gas? 

Evaporation

400
The sun is mainly made of which two gases (that both start with the same letter)? 

Hydrogen and Helium

400

If the Earth was not tilted, how would that change life on Earth? 

We would not have seasons. 

500

Which planet has a longer day than year? 

Venus

500

What type of tides are created during a full moon and a new moon. 

Spring tides

500

This is the main gas in the atmosphere

Nitrogen

500

What is a light year? 

The distance it takes light to travel in a year. 

500

About what percentage of the water on Earth is freshwater? 

3%