Theory

CH6 - WAVES AND SOUNDS

The diagrams show water waves that move more slowly after passing into shallow water at the broken line.Which diagram shows what happens to the waves?...

2009 Summer

Theory

CH6 - WAVES AND SOUNDS

The diagrams show examples of wave motion.[Image_1: ripple tank - waves on water][Image_2: drum - waves in air][Image_3: waves on a rope][Image_4: wav...

2009 Summer

Theory

CH6 - WAVES AND SOUNDS

A small boat in a harbour is protected from waves on the sea by harbour walls. Some waves can curve round the harbour walls and reach the boat.What is...

2009 Summer

Theory

CH6 - WAVES AND SOUNDS

An engineer standing at P sees an explosion at X.After the explosion, she hears two bangs. One bang is heard a fraction of a second after the other. T...

2009 Summer

Theory

CH6 - WAVES AND SOUNDS

The drawing shows a wave. Which labelled distance is the wavelength?

2009 Winter

Theory

CH6 - WAVES AND SOUNDS

Sound waves travel from a point X to another point Y. Which diagram represents the movement of the air molecules, caused by ...

2009 Winter

Theory

CH6 - WAVES AND SOUNDS

Which range of frequencies typically can be heard by a 10 year-old child?A 20Hz – 2000HzB 20Hz – 20000HzC 200Hz – 2000HzD 200Hz – 20000Hz

2009 Winter

Theory

CH6 - WAVES AND SOUNDS

Astronaut 1 uses a hammer to mend a satellite in space. Astronaut 2 is nearby. There is no air in space. Compared with the sound heard if they were wo...

2009 Winter

Theory

CH6 - WAVES AND SOUNDS

Which range of frequencies typically can be heard by a 10 year-old child? A 20 Hz – 2000 Hz B 20 Hz – 20 000 Hz C 200 Hz – 2000 Hz D 200 Hz – ...

2009 Winter

Theory

CH6 - WAVES AND SOUNDS

Astronaut 1 uses a hammer to mend a satellite in space. Astronaut 2 is nearby. There is no air in space. Compared with the sound heard if they were wo...

2009 Winter

Theory

CH1 - MEASUREMENTS AND UNITS

The diagrams show the readings on a measuring cylinder before and after a small metal cube is added.How many more identical cubes can be added to the ...

2013 Summer

Theory

CH2 - FORCES AND MOTION

Which person is experiencing an acceleration?A. a driver of a car that is braking to stop at traffic lightsB. a passenger in a train that is stationar...

2013 Summer

Theory

CH2 - FORCES AND MOTION

A car travels at various speeds during a short journey. The table shows the distances travelled and the times taken during each of four stages P, Q, R...

2013 Summer

Theory

CH2 - FORCES AND MOTION

Two blocks of metal X and Y hang from spring balances, as shown in the diagrams. What does the diagram show about X and Y? A They have the same mas...

2013 Summer

Theory

CH2 - FORCES AND MOTION

A 1 kg sample of aluminium is stored in a laboratory. In a different laboratory, in the same town, there is a 1 kg sample of iron.Which quantity must ...

2013 Summer

Theory

CH1 - MEASUREMENTS AND UNITS

A measuring cylinder has a mass of 120g when empty.When it contains 50cm3 of a liquid, the total mass of the measuring cylinder and the liquid is 160g...

2013 Summer

Theory

CH2 - FORCES AND MOTION

A car moves along a level road.The diagram shows all of the horizontal forces acting on the car.Which statement is correct?A. The car is slowing down....

2013 Summer

Theory

CH3 - FORCES AND PRESSURE

The diagram shows a force being applied to a lever to lift a heavy weight. Which change would enable the heavy weight to be lifted with a smaller forc...

2013 Summer

Theory

CH4 - FORCES AND ENERGY

The diagram shows a hydroelectric system. What are the main energy changes taking place?A. chemical energy \(\rightarrow\) kinetic energy \(\rightarro...

2013 Summer

Theory

CH4 - FORCES AND ENERGY

An escalator (moving stairs) and a lift (elevator) are both used to carry passengers from the same underground railway platform up to street level.The...

2013 Summer