A large stone is dropped from a bridge into a river. Air resistance can be ignored.

Which row describes the acceleration and the speed of the stone as it falls?

An object moves at a constant speed for some time, then begins to accelerate.

Which distance-time graph shows this motion?

A car travels at an average speed of 60 km/h for 15 minutes.

How far does the car travel in this time?

A ball is dropped from a table-top. Air resistance may be ignored.

Which row describes the velocity and the acceleration of the ball at point X

The diagram shows the speed-time graph for a car.

Which area represents the distance travelled while the car is accelerating?

Two distance-time graphs and two speed-time graphs are shown.

Which graph represents an object that is at rest?

A car moves with constant speed and then constant acceleration.

Which graph is the speed-time grap

What does the area under a speed-time graph represent?

A car travels 100km. The journey takes two hours. The highest speed of the car is 80km/ h, and the lowest speed is 40km/ h.

What is the average speed for the journey?

A tennis player hits a ball hard and 0.40s later hears the echo from a wall.

The speed of sound in air is 330m/ s.

How far away is the player from the wall?

The graph represents the motion of a car.

What is the distance traveled by the car while it is moving at a constant speed ?

A car travels 6.0 km along a main road in 6.0 minutes. It then travels 2.0 km along a minor road in 6.0 minutes.

Which calculation of average speed for the whole journey is correct?

Which distance/time graph represents the motion of an object moving at constant speed?

The graph shows how the speed of a car changes with time.

Which calculation gives the distance travelled by the car in 24 seconds?

The graph shows how the speed of a car changes with time.

Between which two times is the car stationary?

A man stands by a railway track.

A train travelling at 40 m/ s takes 2.0 s to pass the man.

What is the length of the train?

An aeroplane flies from town X to town Z, stopping for 1 hour at town Y to pick up more passengers. The distances between the towns are shown in the diagram.

The total time taken between leaving X and arriving at Z is 3 hours.

What is the average speed of the aeroplane in the air?

Which person is experiencing an acceleration?

A car travels at various speeds during a short journey.

The table shows the distances traveled and the times taken during each of four stages P, Q, R and S.

During which two stages is the car travelling at the same average speed?

A heavy metal ball falls vertically downwards through air past four equally spaced levels J, K, L and M.

The times taken to fall from one level to the next are measured.

Where is the speed of the ball greatest and which time is shortest?

A small steel ball is dropped from a low balcony.

Ignoring air resistance, which statement describes its motion?

Which quantity is measured in newtons?

Four identical steel blocks are placed on a balance. The reading on the balance is 220 N.

What is the mass of one steel block?

A liquid has a volume of 0.040 m³ and a mass of 30 000 g.

What is the density of the liquid?

The unstretched lengths and extension-load graphs are shown for each of four different springs.

Which spring is the longest when a load of 5.0 N is hung from each spring?

A car moves along a level road.

The diagram shows all of the horizontal forces acting on the car.

Which statement is correct?

Which force and distance produce the smallest moment about a pivot?

A helium balloon is tied to a top-pan balance. A metal block of mass 100 g is placed on the balance. The reading on the balance is 91 g.

Which statement can be deduced from this experiment?

A resultant force of 4.0N acts on an object of mass 0.50 kg for 3.0 seconds.

What is the change in velocity caused by this force?

Which quantities are both vectors?

A moving ball with a momentum of 25 kg m /s collides head-on with a wall.

It rebounds from the wall with the same speed but in the opposite direction. The time of collision is 50 ms.

What is the average force exerted on the wall by the ball during the collision?

The diagram shows four blocks of different metals. Each block has a mass of 12g.

Which metal has the largest density?

The graph shows how the length of a spring changes when the stretching force is increased.

In the Hooke’s law region, what is the spring constant for this spring?

Point X is the centre of mass of a lamina in the shape of a triangle with sides of equal length. The top of the triangle is cut off along the dotted line shown.

What happens to the centre of mass, X?

An object of mass 3.0 kg, travelling at a speed of 6.0 m / s, collides with an object of mass 2.0 kg, travelling in the opposite direction at a speed of 2.0 m / s.

The objects stick together during the collision.

What is the speed and direction of the combined mass after the collision?

An object accelerates from 10 m / s to 30 m / s in 4.0 seconds.

The accelerating force is 150 N.

What is the mass of the object?

The diagram shows a uniform bar of length 120 cm and weight W. The bar is pivoted at a point 40 cm from the left end of the bar.

A load of W/2 is suspended from the right-hand end of the bar.

A downward force F is applied to the left-hand end of the bar to keep it in equilibrium.

What is the magnitude of force F ?

The diagrams show two speed–time graphs and two distance–time graphs. Which graph represents the motion of a train with a positive acceleration that is not constant?

The diagram shows an extension-load graph for a spring.

The unstretched length of the spring is 10.0 cm.

What is the length of the spring when a load of 8.0 N is suspended from it?

The speed of a car is measured at 1.0 s intervals. The results are shown in the table.

Which is a correct description of the motion of the car?

Which speed–time graph represents the motion of an object that travels a distance of 24 m?

Which property of a body is the effect of a gravitational field acting on the mass of the body?

What is the expression for density?

Diagrams 1, 2 and 3 each show either a distance-time graph or a speed-time graph.

Which of the diagrams represent the motion of an object moving with a non-zero constant acceleration?

A man is standing in a bus that is moving forwards. The bus stops suddenly, causing the man to fall over.

Which property of the man resists the change in his motion and in which direction does the man fall?

A spring that obeys Hooke’s law has no load attached to it. The length of the spring is 8.0 cm and it has a spring constant k of 5.0 N/cm.

A load is now hung from the spring, and the length of the spring increases to 18 cm. The limit of proportionality is not reached.

What is the weight of the load?