3/21: Spiral Review

Front

What is gravity?

Back

Gravity is a force that attracts two bodies towards each other, such as the Earth and the Moon.

Front

What happens when an unbalanced force acts on an object?

Back

An unbalanced force changes the motion of the object.

Front

What occurs to metal particles in a pot when it heats up?

Back

The metal particles vibrate faster and move farther apart.

Front

What is Newton's 1st Law also known as?

Back

Newton's 1st Law is also known as the Law of Inertia.

Front

What is an example of a physical change?

Back

Melting ice is an example of a physical change.

Front

What is inertia?

Back

Inertia is the tendency of an object to resist changes in its state of motion.

Front

What is the relationship between mass and gravity?

Back

The greater the mass of an object, the stronger its gravitational pull.

Front

What is an unbalanced force?

Back

An unbalanced force is a force that causes an object to accelerate or change its motion.

Front

What happens to particles in a substance when it is heated?

Back

Particles vibrate faster and may move farther apart when heated.

Front

What is a physical change?

Back

A physical change is a change that affects one or more physical properties of a substance without altering its chemical composition.