Theory

CH6 - WAVES AND SOUNDS

Some plane waves travel on the surface of water in a tank. They pass from a region of deep water into a region of shallow water. Fig. 6.1 shows what t...

2010 Summer

1

Theory

CH6 - WAVES AND SOUNDS

During a thunderstorm, thunder and lightning are produced at the same time.(a) A person is some distance away from the storm.Explain why the person se...

2010 Summer

1

Theory

CH6 - WAVES AND SOUNDS

(a) Fig. 6.1 shows the position of layers of air, at one moment, as a sound wave of constant frequency passes through the air. Compressions are labell...

2011 Winter

2

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

2

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

1

Theory

CH6 - WAVES AND SOUNDS

Which group contains only transverse waves?A infra-red waves, light waves, sound wavesB infra-red waves, light waves, ultra-violet wavesC infra-red wa...

2010 Winter

3

Theory

CH6 - WAVES AND SOUNDS

Water waves in a tank pass over a thin plastic block as shown. What happens to the waves as they reach the plastic block?A They are diffracted because...

2010 Winter

3

Theory

CH6 - WAVES AND SOUNDS

Radio waves are received at a house at the bottom of a hill.The waves reach the house because the hill has caused them to beA) diffracted.B) radiated....

2011 Winter

2

Theory

CH6 - WAVES AND SOUNDS

The diagrams represent the waves produced by four sources of sound. The scales are the same for all the diagrams.Which sound has the highest frequency...

2012 Summer

2

Theory

CH6 - WAVES AND SOUNDS

Which of these waves is longitudinal? A. infra-red B. radio C. sound D. water

2011 Winter

2

Theory

CH1 - MEASUREMENTS AND UNITS

A metre rule is used to measure a length.Which reading is shown to the nearest millimetre?A 0.7 mB 0.76 mC 0.761 mD 0.7614 m

2009 Summer

2

Theory

CH2 - FORCES AND MOTION

The graph represents the movement of a body. [Image_1: Graph of speed (m/s) vs time (s)] How far has the body moved after 5s? A 2m B 10m C 25m D...

2009 Summer

2

Theory

CH2 - FORCES AND MOTION

A car travels 100 km. The highest speed of the car is 90 km/h, and the lowest speed is 30 km/h. The journey takes two hours.What is the average speed ...

2009 Summer

2

Theory

CH2 - FORCES AND MOTION

Which statement about the masses and weights of objects on the Earth is correct?A. A balance can only be used to compare weights, not masses.B. Heavy ...

2009 Summer

2

Theory

CH2 - FORCES AND MOTION

The table shows the weight in newtons of a 10 kg mass on each of four planets. [Table_1] | planet | weight of a 10 kg mass / N | |----------|----...

2009 Summer

2

Theory

CH1 - MEASUREMENTS AND UNITS

Which items of apparatus are required to determine the density of a liquid? A balance and measuring cylinder B balance and thermometer C metre rule...

2009 Summer

2

Theory

CH2 - FORCES AND MOTION

Which property of an object cannot be changed by a force?A. its massB. its motionC. its shapeD. its size

2009 Summer

2

Theory

CH3 - FORCES AND PRESSURE

A wooden plank rests in equilibrium on two boulders on opposite sides of a narrow stream. Three forces of size $P$, $Q$ and $R$ act on the plank. How ...

2009 Summer

2

Theory

CH4 - FORCES AND ENERGY

Electricity can be obtained from different energy resources.Which energy resource is used to obtain electricity without producing heat to boil water?A...

2009 Summer

2

Theory

CH4 - FORCES AND ENERGY

Four people of equal weight on a beach use different routes to get to the top of a sea wall. Which person produces the greatest average power?[Table_1...

2009 Summer

2