Reporting Category 2

Front

What does a graph showing no movement represent?

Back

Not moving

Front

According to Newton’s Law of Inertia, which object will change its motion?

Back

A ball rolling across the floor with friction acting in the opposite direction.

Front

When a bowling ball strikes a bowling pin, the force applied by the pin to the ball is:

Back

Equal to the force applied by the ball.

Front

What causes the sudden movement of tectonic plates when they become stuck?

Back

Unbalance forces.

Front

What is 55 mph north an example of?

Back

Velocity.

Front

Define 'constant speed'.

Back

Constant speed means moving at the same distance over time without acceleration.

Front

What is 'acceleration'?

Back

Acceleration is the rate of change of velocity of an object.

Front

What is 'inertia'?

Back

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

Front

What is the difference between speed and velocity?

Back

Speed is a scalar quantity that refers to how fast an object is moving, while velocity is a vector quantity that includes direction.

Front

What are unbalanced forces?

Back

Unbalanced forces are forces that cause an object to accelerate or change its motion.