Question

If you can check these I will fan and give badge.
1. Why do the planets not travel in a straight line?
a. the forces of inertia and gravity cause them to move in a elliptical orbit around Earth
b. the forces of inertia and gravity cause the planets to move in curved paths around the sun
c. the forces of gravity and inertia combine to produced elliptical orbits around the sun (my choice)
d. all of the above

Answer 1

You're correct, it's C :)

Answer 2

Ahh there's more

Answer 3

1. Correct, a heliocentric model puts the Sun in the center of the solar system/universe. Geocentric puts the Earth in the center.
2. Already checked above
3. Is incorrect, it would make the temperatures less extreme so it would be C.

Answer 4

4. Correct, A and B don't even make sense
5. Incorrect, the Sun's light would be blocked by the Earth
6. Correct
7. The asteroid belt is between Jupiter and Mars, so I believe your answer would be correct.
8. Of those, only Venus and Mercury don't have a moon. It is Mercury that has very dense core, rich in iron, so you are correct!

Sorry for the late reply, not sure if you still need help but I'll leave this here just in case ^-^

Answer 5

I took this Quiz already and got 100%
1. B
2. C
3. C
4. D
5. C
6. C
7. A
8. B

Answer 6

Are you in Geometry B? @t0nysilver