Motion and Materials

Front

What is motion?

Back

Motion is the change in position of an object over time.

Front

What is a force?

Back

A force is a push or pull that can change the motion of an object.

Front

What is gravity?

Back

Gravity is the force that pulls objects toward each other, like how it pulls us down to the ground.

Front

What is friction?

Back

Friction is a force that opposes motion between two surfaces that are in contact.

Front

What is magnetism?

Back

Magnetism is a force that can attract or repel certain materials, like metals.

Front

What does it mean to push an object?

Back

To push an object means to apply force away from yourself, making it move.

Front

What does it mean to pull an object?

Back

To pull an object means to apply force towards yourself, making it move closer.

Front

What is a magnetic door holder?

Back

A magnetic door holder is a device that uses magnets to hold doors open or closed.

Front

What happens to a ball when it rolls down a hill?

Back

The ball moves down the hill because of the force of gravity.

Front

What is a shiny sphere?

Back

A shiny sphere is a round object that reflects light, and it can be made of different materials.