the sun
the earth
the moon
rest of the planets
stars
100

true or false: the sun is a star?

what is true

100

the earth is this amount of planets away from the sun?

what is 3.

100

how many moons does mars have?

what is 2

100

what is the 8th planet from the sun?

what is neptune

100

what would happen if all the stars just stopped existing?

the night sky would be completely dark

200

medium, small, or large star. what one of these is our sun?

what is medium.

200

what percent of water is the earth's crust made of?

what is 70%

200

why are there craters on the moon?

what is asteroids.

200

what is the first planet from the sun?

what is mercury.

200

what is the largest star recorded?

what is UV Scuti.

300

how old is it estimated that the sun is?

what is 4.5 billion years old.
300

what are the three green house gasses?

what is carbon dioxide, methane, and nitrous oxide. 

300

how many phases does the moon have?

what is 8.
300

what type of planet is pluto?

what is a dwarf planet

300

what are stars made out of?

what is hydrogen and helium.

400

what are the primary colors of the sun?

what is white when viewed from space, but appears yellow, orange, or even red when viewed from Earth's surface.

400

how many layers does the earth have?

what is three main layers.

400

who was the first man to walk on the moon?

who is neil armstrong.

400

what is the closest planet to the sun?

what is mercury.

400

What is the closest star to Earth?

what is the  sun

500

What is the Sun mostly made of?

what is hydrogen and helium

500

what is it called when a planet (like earth) can sustain life.

what is a terrestrial planet.

500

how many moons does jupiter have?

what is 95 moons.

500

the milky way has one of these in between mars and jupiter and you can use one of them to hold up your pants.

what is an asteroid belt.

500

What is a constellation?

what is a pattern of stars.