Gravity and the Solar System

Front

What is gravity?

Back

A force that pulls objects toward its center.

Front

Objects (or planets) with LESS mass have __________ gravitational pull.

Back

LESS.

Front

What step in the formation of the solar system is this?

Back

Step 1.

Front

What happened first in the formation of the planets?

Back

The Solar Nebula Collapses.

Front

Objects (or planets) with MORE mass have __________ gravitational pull.

Back

MORE.

Front

What is the solar system?

Back

A star and all the objects that revolve around it.

Front

What is a planetesimal?

Back

Small bodies from which planets form.

Front

What is the role of the Sun in the solar system?

Back

It is the central star that provides light and heat.

Front

What is the solar nebula?

Back

A cloud of gas and dust from which the solar system formed.

Front

What is the difference between mass and weight?

Back

Mass is the amount of matter in an object; weight is the force of gravity on that mass.