Share Middle school Earth And Space Science
Save to Folder
The _____ _____ is how objects actually move.
actual motion
What kind of motion does the earth rotate on its axis?
actual motion
The _____ _____is how objects appear to move.
apparent motion
What kind of motion does the sun seems to rise and set each day due to Earth's rotation.?
apparent motion
Early astronomers developed the _____ _____ based on the apparent motion of the sun and stars.
geocentric model
In the geocentric model, Earth is at the center of the universe. TRUE or FALSE
TRUE
The heliocentric model has been replaced by the geocentric model. TRUE or FALSE
FALSE. The heliocentric model replaced the geocentric model.
What kind of model does the sun is at the center of the universe?
heliocentric model
______ is a force that pulls objects with mass towards each other.
Gravity
What does the force of gravity between two objects depend on?
the masses of the objects and the distance between them.
The greater the masses and the shorter the distance, the weaker the force of gravity. TRUE or FALSE
FALSE. The greater the masses and the shorter the distance, the stronger the force of gravity.
The _____ is the most massive body in our solar system.
sun
_______ gravity keeps Earth and the other planets in orbit around it, holding the solar system together.
The sun
A _____ is a collection of billions of stars held together by gravity.
galaxy
We live in a galaxy called the _____ _____.
Milky Way
The nearest large galaxy to the Milky Way is called the _____ _____.
Andromeda Galaxy
