What is the SI unit of force?

In what direction does the force of weight always act?

What is the unit of resultant force?

What is the resultant force of a 4N force and a 3N force acting in the same direction?

What happens to the acceleration of an object as the resultant force on it decreases?

What is the resultant force on a car of mass 1000kg if its acceleration is 2m/s2?

What is the resultant force on a car travelling at a steady speed on a straight horizontal road?

What is the relationship between stopping distance, thinking distance and braking distance?

Why does an object dropped in a fluid initially accelerate?

What eventually happens to an object falling in a fluid?

What is an inelastic object?

A spring has a spring constant of 30 N/m. If the extension is 0.30m, what is the force applied?

How can we tell when a spring has exceeded its limit of proportionality?

Why does making a vehicle more streamlined improve fuel economy?

When a vehicle is travelling along a straight road at a steady speed what can you say about the engine force and the air resistance?

If you push on a wall with a horizontal force of 15N to the right, what force will the wall exert on you?

What happens to an object moving at a steady speed if the resultant force on it is zero?

When will a resultant force cause a deceleration?

What happens to the acceleration of an object as the resultant force on it increases?

What is the resultant force on a car of mass 1500 kg if its acceleration is 0.5m/s2?

What is the acceleration of a car of mass 2000kg if the resultant force acting in its direction of motion is 800N?

What is the effect of the speed of a vehicle on its stopping distance?

What is terminal velocity?

What is the weight of a person of mass 70kg?

What is an elastic object?

What does Hooke's law state?

When a force of 10N is applied to a string it extends by 2.0cm. What is the spring constant of the spring?