Solar System

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1.
4 points
What produces the light for ALL planets
2.
1 point
The shape of Earth’s orbit (an OVAL)
3.
4 points
Planets orbit
4.
4 points
Which two scientists believed in the Earth-centered theory?
5.
4 points
The Sun's nuclear energy is made out of
6.
4 points
The space program to land on the moon was called
7.
4 points
What are the inner planets made of?
8.
1 point
The Earth spins around during a one hour time period known as a
9.
4 points
Between which two planets can you find the Asteroid Belt?
10.
4 points
How long does it take the Earth to rotate?
11.
4 points
The inner terrestrial planets are
12.
4 points
Earth’s atmosphere is NOT made up of helium and hydrogen. It is made up of
13.
4 points
The imaginary line that connects the North and South poles tilted at a 23.5 degree angle is called
14.
4 points
Which astronomer made great discoveries using the telescope?
15.
4 points
This space rock has no water, doesn’t produce its own light, has mountains and valleys
16.
2 points
When one object, such as a planet, goes around another it is said to
17.
4 points
A smaller object traveling around a larger object is a
18.
4 points
When the Northern Hemisphere is tilted towards the Sun, what season is it in North America?
19.
4 points
What causes Earth’s seasons?
20.
4 points
Day and night is caused by
21.
4 points
How many Earths could fit inside the medium size star we call the Sun?
22.
4 points
Which two scientists believed in the Sun-centered theory?
23.
4 points
What two factors did Isaac Newton conclude that combined to keep the planets in orbit?
24.
4 points
What season would it be in the Southern Hemisphere when the Earth is titled most towards the sun in the Northern Hemisphere?
25.
4 points
The outer planets, seperated by the asteroid belt, are called the gas giants and are
26.
4 points
What are the outer planets made of?
27.
4 points
The Sun centered theory (heliocentric) says