Heliocentric/geocentric
Planets
Comets, meteors, and asteroids
Gravity and inertia
Earths position in the universe
100

what does Geo mean?

earth

100

what is the first planet?

mercury

100

what is the definition of a comet? 

dirty snowball

100

what is gravity?

 the force by which a planet or other body draws objects toward its center

100

what number planet is earth from the sun?

Earth is the third planet from the sun

200

how do you say sun in space terms?

Helio

200

what planet is the smallest?

mars

200

what is a meteor before it enters the earth's atmosphere called?

It is called a meteoroid.

200

what does inertia make the object or thing it is applying to do?

It is the tensity of an object in motion to make it stay/remain in motion and the same goes for a object at rest/ Newton's law of inertia.

300

which model is used currently?

heliocentric

300

what separates mars and Jupiter from each other?

the asteroid belt.

300

what are the three measurements?

Mass,weight and force

400

who made the geocentric model?

Claudius Ptolemy

400

what makes the inner planets different from the outer planets?

the inner planets are terrestrial/rocky, while the outer planets are gas planets

400

read this sentence, "any two objects with mass have a gravitational attraction to each other regardless of the distance between them." What is this talking about?

Newton's law of universal gravitation 

500

What is the names of the people who made the heliocentric model? 

 Copernicus and Galileo

500

what are the three planets with the highest gravity in order from least to most?

Jupiter,Neptune,Saturn

500

what is the order from space rock, shooting star, and a meteor that hits earths surface 

meteoroid,meteor, and meteorite

500

the strength of the force between two objects depends on two factors. What are these two factors?

the masses of objects and the distance between them

500

what is the am called that earth is located on? 

Orion arm