P2.1
Forces can change the shape of an object. True or false?

P2.1
What happens when two objects interact?

P2.1
Name the force that sums up all forces acting on an object.

P2.1
If the resultant force on an object is 0, what will happen to it?

P2.1
If the resultant force on an object is not 0, what will happen to it?

P2.1
What are the two equations for acceleration?

P2.1
What does the gradient of a distance-time graph represent?

P2.1
What does the gradient of a velocity-time graph represent?

P2.1
As the speed of a vehicle increases, what will happen to the breaking force needed?

P2.1
What is the stopping distance of a vehicle?

P2.1
Name two factors that can affect a driver's reaction time.

P2.1
Name two factors that can affect a vehicle's breaking distance

P2.1
The faster an object moves through a fluid, what happens to the frictional force acting on it?

P2.1
Describe fully the motion of an object falling through fluid.

P2.1
What is the equation for the weight (in Newtons) of an object?

P2.1
What happens when a force is applied to an elastic object?

P2.1
Name the point where extension and force stop being directly proportional.

P2.2
What happens when a force causes an object to move through a distance?

P2.2
Which equation relates work done, force and distance?

P2.2
What actually happens when work is done?