Show:
planets
the sun
Stars
miscellaneous
numbers
100
This is the planet that is closest to the sun.
What is Mercury?
100
The sun is the center of this system.
What is the solar system?
100

The color of the hottest star.

What is Blue?

100

The two main elements that compose of a star.

What is Hydrogen and Helium?

100

How old is our universe?

What is 13.7 billion years old

200
This is the 3rd planet from the sun.
What is earth?
200
The sun is a type of this gas sphere that gives off light and heat.
What is a star?
200

This stage occurs when the core of a star has fused all of its hydrogen into helium.

What is a giant?

200

Ceres and pallas is classified as.

What are asteroids?

200

How old is our earth?

What is 4.6 billion years old

300
This is what all the planets have in common?
What is "they revolve around the sun?"
300
It takes the earth 365 days to do this.
What is revolve (orbit) around the sun?
300

the one factor that determines the outcome of a star's lifecylce.

What is starting mass?

300

A group of stars. 

What is constellations?

300

The earth spins this fast on its own axis.

What is 1,000 mph?

400
These are the rocky planets.
What is Mercury, Venus, Earth, and Mars?
400
This is how long it takes earth to complete one rotation.
What is 24 hours --or one day?
400

The joining of two nuclei of hydrogen atoms to form helium with extreme amounts of energy being released.

What is nuclear fusion?

400

Tell me the life cycle of a sun-like star

Nebula,Sun-like star,Red giant,Planetary nebula,White dwarf

400
The sun is this hot.
What is 10,000 degrees F?
500
These are the gas giants.
What are Jupiter, Saturn, Uranus, and Neptune?
500

What two forces have created our sun?

What is nuclear fusion and gravity 

500

True or False the moon is a star.

What is False?

500

Tell me the life cycle of a massive star.

Nebula,Massive star,Red supergiant,Supernova & Nuetron star or Black hole

500

The earth is tilted at this angle on its own axis.

What is 23.5?