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1

A student uses a metre ruler to measure the length of a sheet of paper. Which measurement is shown...

1. Motion, forces and energy  →  1.1. Physical quantities and measurement techniques

6. Space physics  →  6.2.2. Stars

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2

A rocket travels with an average speed of 6 km / s for 2 minutes. What is the distance travelled by the rocket?

1. Motion, forces and energy  →  1.2. Motion

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3

The diagram shows the vertical forces acting on a ball as it falls vertically through the air. The ball does not reach terminal velocity. air resistance weight Which row describes what happens to the resultant force on the ball and what happens to the acceleration of the ball as it falls through the air?

1. Motion, forces and energy  →  1.5.1. Effects of forces

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4

A coconut falls from a palm tree. At X, it has just started falling. Y is the point just before it hits the ground. X Y What is the acceleration of the coconut at X?

1. Motion, forces and energy  →  1.2. Motion

1. Motion, forces and energy  →  1.5.1. Effects of forces

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5

A car is driven round a bend in the road at a constant speed. car direction of the motion of the car What is the direction of the resultant force on the car when it is going round the bend?

1. Motion, forces and energy  →  1.5.1. Effects of forces

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6

The diagram shows a drawbridge that is attached to a wall by a hinge at one end and a cable at the other. wall hinge weight cable tension drawbridge The weight of the drawbridge and the tension in the cable are represented by the labelled arrows in the diagram. There is a third force at the hinge, which is not shown...

4. Electricity and magnetism  →  4.5.4. Force on a current-carrying conductor

1. Motion, forces and energy  →  1.5.1. Effects of forces

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7

Which equation gives the momentum change of an object?

1. Motion, forces and energy  →  1.6. Momentum

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8

Which statement about the use of nuclear fuel as an energy resource is correct?

1. Motion, forces and energy  →  1.7.3. Energy resources

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9

The diagram shows an object of mass m being projected with speed v from a point P to a point Q on top of a cliff height h. The object does work W against air resistance as it travels from P to Q. Q P h m v What is the kinetic energy of the object when it reaches point Q?

1. Motion, forces and energy  →  1.7.1. Energy

6. Space physics  →  6.1.2. The Solar System

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10

The diagram shows a Sankey diagram for an electric drill. scale: distance between two lines = 40 J energy input sound thermal energy kinetic energy What is the total wasted energy shown...

1. Motion, forces and energy  →  1.7.1. Energy

1. Motion, forces and energy  →  1.7.3. Energy resources

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11

An elephant of weight 45 000 N stands with all four feet on the floor. The average pressure on the floor due to the elephant foot in contact with it is 34 000 Pa. What is the area of each foot of the elephant?

1. Motion, forces and energy  →  1.8. Pressure

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12

Some air is trapped inside a metal container with a tightly fitting lid. air heat tightly fitting lid metal container The container is heated strongly behind a safety screen. The lid is blown off by the increased pressure of the air inside the container. What causes the increase in pressure of the air inside the container?

2. Thermal physics  →  2.1.3. Gases and the absolute scale of temperature

2. Thermal physics  →  2.2.1. Thermal expansion of solids, liquids and gases

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13

A very hot mug of coffee is near a large unheated swimming pool holding 2.0  106 kg of water. Which statement is correct?

2. Thermal physics  →  2.2.2. Specific heat capacity

1. Motion, forces and energy  →  1.7.1. Energy

2. Thermal physics  →  2.2.3. Melting, boiling and evaporation

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14

A student measures the mass of water in an open container over two hours. The container is kept in a warm room. The results are in the table. time / hours mass of water / g 0.0 33.9 0.5 30.6 1.0 27.6 1.5 24.9 2.0 22.5 Why does the mass of the water change?

2. Thermal physics  →  2.2.3. Melting, boiling and evaporation

2. Thermal physics  →  2.1.3. Gases and the absolute scale of temperature

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15

A 1 kg block of aluminium requires more thermal energy to raise its temperature by 1 C than a 1 kg block of copper requires. Why is this?

2. Thermal physics  →  2.2.2. Specific heat capacity

2. Thermal physics  →  2.3.1. Conduction

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16

A block of ice is at a temperature of –100 C. Energy is supplied at a constant rate. The graph shows how its temperature changes. time –100 temperature /
C At which points have the ice completely changed state to water and all the water completely changed state to steam?

2. Thermal physics  →  2.2.3. Melting, boiling and evaporation

2. Thermal physics  →  2.1.3. Gases and the absolute scale of temperature

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17

Water waves are reflected at a plane surface. Which property of the waves is changed by the reflection?

3. Waves  →  3.1. General properties of waves

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18

A light ray is passed through air, glass and water. water glass 28
32
45
45
X Y W Z air air At which points does the light speed decrease?

3. Waves  →  3.2.2. Refraction of light

3. Waves  →  3.4. Sound

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19

Plane water waves approach a narrow gap in a barrier. Which diagram shows the diffraction pattern that would occur?

3. Waves  →  3.1. General properties of waves

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20

A ray of light enters a transparent plastic wedge from air and is incident on the lower surface at the critical angle, as shown...

3. Waves  →  3.2.2. Refraction of light

3. Waves  →  3.2.1. Reflection of light

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21

An object is placed 20 cm in front of a thin converging lens. The scale diagram shows how the lens forms a real, inverted image. object scale 5.0 cm image Which row gives the focal length of the lens and the distance of the image from the lens?

3. Waves  →  3.2.3. Thin lenses

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22

Radio waves are electromagnetic waves. What is the wavelength of a radio wave of frequency 2.0  105 Hz?

3. Waves  →  3.3. Electromagnetic spectrum

3. Waves  →  3.1. General properties of waves

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23

A candle flame is placed in front of a loudspeaker. The loudspeaker produces a sound wave that causes air particles to vibrate. The vibrating air particles make the candle flame vibrate in the same direction as the air particles. candle flame loudspeaker Which row shows the direction of vibration of the candle flame and the nature of sound waves?

3. Waves  →  3.1. General properties of waves

3. Waves  →  3.4. Sound

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24

The diagram shows part of the magnetic field around a strong magnet. In which position does a magnetic pole experience the strongest force?

4. Electricity and magnetism  →  4.1. Simple phenomena of magnetism

4. Electricity and magnetism  →  4.5.3. Magnetic effect of a current

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25

There is a current of 0.60 A in a closed circuit. How much charge passes a point in the circuit in 2.5 min?

4. Electricity and magnetism  →  4.2.2. Electric current

4. Electricity and magnetism  →  4.3.2. Series and parallel circuits

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26

Which two physical quantities have the unit J / C?

4. Electricity and magnetism  →  4.2.3. Electromotive force and potential difference

4. Electricity and magnetism  →  4.2.1. Electric charge

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27

A copper wire is placed in an electrical circuit and its resistance is measured. The wire is then replaced with a second copper wire with twice the length and a quarter of the diameter. What is the ratio of the resistance for the two wires?

4. Electricity and magnetism  →  4.2.4. Resistance

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28

Which circuit contains a diode connected in series with a fixed resistor?

4. Electricity and magnetism  →  4.3.2. Series and parallel circuits

4. Electricity and magnetism  →  4.2.4. Resistance

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29

In the circuit shown...

4. Electricity and magnetism  →  4.3.2. Series and parallel circuits

4. Electricity and magnetism  →  4.3.3. Action and use of circuit components

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30

A 4  resistor and an 8  resistor are connected in series with a power supply. A voltmeter connected across the 8  resistor reads 36 V. What is the voltmeter reading when it is connected across the 4  resistor?

4. Electricity and magnetism  →  4.2.4. Resistance

4. Electricity and magnetism  →  4.3.2. Series and parallel circuits

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31

A metal rod, XY, is placed in a magnetic field so that it is perpendicular to the field, as shown...

4. Electricity and magnetism  →  4.5.3. Magnetic effect of a current

4. Electricity and magnetism  →  4.5.4. Force on a current-carrying conductor

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32

The diagram shows a basic electric motor. N S X Y Z What are the names of the features?

4. Electricity and magnetism  →  4.5.5. The d.c. motor

4. Electricity and magnetism  →  4.5.2. The a.c. generator

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33

Two transformers, P and Q, each have 2000 turns on their primary coils and 1000 turns on their secondary coils. Both transformers are 100% efficient. The secondary of transformer P is connected to the primary of transformer Q. Q provides a motor with a current of 0.2 A. What is the current being supplied to the primary of transformer P?

4. Electricity and magnetism  →  4.5.6. The transformer

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34

-particles are directed at a metal foil. Most of the particles pass through the foil with little change in direction. A small proportion of the particles are scattered back through large angles. What does this evidence suggest about the structure of an atom?

5. Nuclear physics  →  5.1.1. The atom

5. Nuclear physics  →  5.1.2. The nucleus

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35

Which statement correctly compares the properties of alpha-particles and beta-particles?

5. Nuclear physics  →  5.2.2. The three types of nuclear emission

5. Nuclear physics  →  5.1.1. The atom

5. Nuclear physics  →  5.2.3. Radioactive decay

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36

Which statement about alpha decay is correct?

5. Nuclear physics  →  5.2.3. Radioactive decay

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37

An explosion in a nuclear reactor spreads the isotope caesium-137, Cs, across a large area. After 90.0 years have passed, the quantity of caesium-137 present is 12.5% of its original level. What is the half-life of caesium-137?

5. Nuclear physics  →  5.2.4. Half-life

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38

Which type of object rotates around the Sun with an elliptical orbit?

6. Space physics  →  6.1.2. The Solar System

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39

Which statement about the Sun is correct?

6. Space physics  →  6.2.1. The Sun as a star

1. Motion, forces and energy  →  1.7.3. Energy resources

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40

To determine the value of the Hubble constant, an astronomer measures the distance of a galaxy from the Earth as 2.5  1021 km. She also measures the speed of recession of the galaxy from the Earth as 5.2  103 km / s. From these data, what is the value of the Hubble constant?

6. Space physics  →  6.2.3. The Universe

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