TN Ready Practice Test for ESS1.1-1.2(Univ&Grav)&ETS Space Tech

Front

Why do planets orbit a sun rather than Earth?

Back

The sun has more mass.

Front

As an object's mass increases, its gravitational pull will ____________.

Back

increase

Front

Two factors affecting the magnitude of the force of gravity between 2 objects are...

Back

mass and distance 

Front

As mass increases, what happens to gravitational force?

Back

increases

Front

Which model has greater gravitational attraction (if any)?

Back

Model A

Front

Which system has the greater gravitational attraction between the two objects?

Back

System B

Front

Differences in the moon's and sun's pull on different sides of the Earth cause _________.

Back

tides

Front

Which celestial body has the greater effect on Earth's tides?

Back

Moon because it is closer to the Earth than the Sun

Front

Why does the Moon have a greater influence on Earth tides than the Sun?

Back

It is closer to the Earth.

Front

When the moon and the sun are aligned as you see in the picture, what happens to the tides?

Back

The tides will be higher due to BOTH the sun and the moon pulling in the same direction