Show:
Planets
Stars
Motion
Earth
Universe
100
Eight
How many planets are in our solar system?
100
Blue
What color star is the hottest?
100
Sir Isaac Newton
Who made the famous three laws of motion?
100
Third
Which number planet is Earth?
100
The time it takes light to travel in one year.
What is a Light-Year
200
A dwarf planet
What is Pluto?
200
Hydrogen and Helium
What are stars mostly made of?
200
An object in motion stays in motion unless acted on by an outside force
What is Newton's first law of motion?
200
Water
Why can Earth sustain life?
200
The average measurement of the Sun to the Earth
What is an AU (Astronomical Unit)?
300
Four
How many gas giants are there in our solar system?
300
A diagram showing the light level and color of stars throughout the universe
What is the Hertzsprung-Russell diagram?
300
The magnitude of the net force acts upon an object's ability to accelerate
What is Newton's second law of motion?
300
Terrestrial
What type of planet is Earth?
300
Spiral, Irregular, Elliptical
What are the three types of galaxies?
400
A planet with metallic and rocky substances
What is a terrestrial planet?
400
Main-Sequence
What type of sequence star is the Sun.
400
The sizes of force on two objects must equal the same
What is Newton's third law of motion?
400
The Earth has a tilt on it's axis
Why does the Earth have seasons?
400
Dark Matter
What is the most unknown substance in the whole universe?
500
The atmosphere keeps heat in. This is also known as the greenhouse effect
Why is Venus so hot?
500
When a star begins to burn it's helium.
What is a Red Giant?
500
Final velocity over initial velocity
What is the formula for acceleration?
500
The Big Bang; the universe is still moving outward
What is the theory of how the universe started and what is the proof?