Forces and motion-Grade 5 review

Front

What is a pulling force?

Back

A pulling force is a force that draws an object towards something. An example is dragging a sled.

Front

What is average speed?

Back

Average speed is the total distance traveled divided by the total time taken.

Front

What does it mean when a person is standing still?

Back

It means the person is not moving and their position is constant over time.

Front

What does steady speed mean?

Back

Steady speed means moving at a constant rate without speeding up or slowing down.

Front

How does friction affect motion?

Back

Friction is a force that opposes motion. Without friction, objects can move freely.

Front

What happens to a marble on a frictionless surface?

Back

The marble would remain at constant speed indefinitely.

Front

What is acceleration?

Back

Acceleration is the rate at which an object changes its speed or direction.

Front

What is a pushing force?

Back

A pushing force is a force that moves an object away from something. An example is pushing a shopping cart.

Front

What is instantaneous speed?

Back

Instantaneous speed is the speed of an object at a specific moment in time.

Front

What is the difference between speed and velocity?

Back

Speed is how fast an object is moving, while velocity includes both speed and direction.