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1

Which word is the name of a vector quantity?

1. Motion, forces and energy  →  1.2. Motion

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

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2

What is the size of the resultant of the two forces shown...

1. Motion, forces and energy  →  1.5.1. Balanced and unbalanced forces

1. Motion, forces and energy  →  1.6. Momentum

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3

What is the correct unit for the quantity shown...

1. Motion, forces and energy  →  1.8. Pressure

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

2. Thermal physics  →  2.2.2. Specific heat capacity

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4

A length of copper pipe, of uniform cross-section and several metres long, carries water to a tap. 2 cm Measurements are taken to determine accurately the volume of copper in the pipe. Which instruments are used?

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

1. Motion, forces and energy  →  1.4. Density

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5

Part of a speed–time graph for two runners is shown...

1. Motion, forces and energy  →  1.2. Motion

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6

The graph shows how the speed of a car varies with time. time / s speed m / s Which statement about the acceleration of the car between the times 10 s and 20 s is correct?

1. Motion, forces and energy  →  1.2. Motion

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7

In which descent is the acceleration equal to the acceleration of free fall g at all times?

1. Motion, forces and energy  →  1.2. Motion

1. Motion, forces and energy  →  1.3. Mass and weight

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8

A body slides down a frictionless slope, as shown...

1. Motion, forces and energy  →  1.8. Pressure

1. Motion, forces and energy  →  1.5.2. Friction

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9

The Earth travels at constant speed in a circular orbit around the Sun. Sun Earth P Q R orbit of the Earth Which arrows show the direction of the acceleration of the Earth and the direction of the velocity of the Earth?

6. Space physics  →  6.1.1. The Earth

1. Motion, forces and energy  →  1.2. Motion

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10

A student balances a non-uniform object on a pivot. To do this, a weight is suspended near the left-hand end of the object, as shown...

1. Motion, forces and energy  →  1.5.6. Centre of gravity

1. Motion, forces and energy  →  1.5.1. Balanced and unbalanced forces

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11

A load L is suspended from two springs that are in parallel. The extension of each spring is x. L The springs are then arranged to hang vertically, one below the other. L In this new arrangement, what is the total extension of the two springs?

1. Motion, forces and energy  →  1.5.3. Elastic deformation

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

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12

The diagram shows three tubes P, Q and R. Each tube contains air trapped by a water column. water air air air P Q R Which statement is correct?

1. Motion, forces and energy  →  1.8. Pressure

3. Waves  →  3.4. Sound

2. Thermal physics  →  2.1.2. Particle model

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13

Which graph shows the relationship between the pressure and the volume of a fixed mass of gas at constant temperature?

2. Thermal physics  →  2.1.2. Particle model

1. Motion, forces and energy  →  1.8. Pressure

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14

An object X has mass m and velocity v. A second object Y has mass 2m and velocity 2v. What is the value of the ratio X of energy kinetic Y of energy kinetic ?

1. Motion, forces and energy  →  1.7.1. Energy

1. Motion, forces and energy  →  1.6. Momentum

1. Motion, forces and energy  →  1.2. Motion

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15

Where is energy released by the fusion of hydrogen nuclei to form helium?

5. Nuclear physics  →  5.2.4. Fission and fusion

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

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16

A student uses a newton meter to pull an object a distance d horizontally along a flat surface in a time of t. The newton meter reading is F. What is given by the expression (F × d) / t ?

1. Motion, forces and energy  →  1.7.5. Power

1. Motion, forces and energy  →  1.7.2. Work

1. Motion, forces and energy  →  1.7.4. Efficiency

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17

A student is given a thermometer that reads 1 °C in pure melting ice and 101 °C in pure boiling water. She uses it to measure the temperature of some water before and after it is heated. How does the rise in temperature of the water calculated from her results compare with the correct value?

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

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18

A student makes four statements about evaporation and boiling. Both involve an increase in molecular separation. Both occur only at a fixed temperature. Both involve the absorption of thermal energy. Both occur throughout the liquid. Which two statements are correct?

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

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19

How is specific latent heat defined?

2. Thermal physics  →  2.2.2. Specific heat capacity

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

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20

A syringe containing air is sealed at one end. The piston is free to move. syringe piston air The air is heated. What happens to the average distance between air molecules and the density of the air?

3. Waves  →  3.4. Sound

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

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21

A metal disc is heated to 600 °C and then lowered into a beaker of water. What happens to the mass of the metal disc and to the mass of the water in the beaker?

1. Motion, forces and energy  →  1.3. Mass and weight

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

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22

Which description defines the amplitude of a water wave in a ripple tank?

3. Waves  →  3.1. General properties of waves

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23

Here are four statements about wavefronts. Wavefronts from a point source are straight lines. Wavefronts from a point source are circular. Wavefronts are parallel to the direction of energy movement. Wavefronts are perpendicular to the direction of energy movement. Which two statements are correct?

3. Waves  →  3.1. General properties of waves

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24

An object O is placed in front of a plane mirror. I is the image formed. mirror top top O I X A ray from the top of the object is incident on the mirror at X. What happens to this ray?

3. Waves  →  3.2.1. Reflection of light

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25

The diagram shows light passing from glass into air. P air glass ray of light What is the name of angle P?

3. Waves  →  3.2.2. Refraction of light

3. Waves  →  3.2.1. Reflection of light

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26

An object is placed in front of a converging lens of focal length 4.0 cm. The height of the image is 6.0 cm. The arrangement is shown...

3. Waves  →  3.2.3. Thin lenses

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27

Which row shows the speed of sound in air , liquid (cL) and solid in order from slowest to fastest?

3. Waves  →  3.4. Sound

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28

A man stands 80 m in front of a cliff face. He makes a loud bang and listens for the echo. He makes a loud bang once every second. He hears an echo exactly halfway between the bang that caused it and the next bang. What is the speed of sound?

3. Waves  →  3.4. Sound

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29

The diagram shows two magnetic field lines of the magnetic field around two bar magnets. P Q Which row shows the magnetic poles at end P and end Q of the two magnets?

4. Electricity and magnetism  →  4.1. Simple magnetism and magnetic fields

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30

A metal plate X is attached to earth by a battery. The plate has a positive charge. A second metal plate Y is initially uncharged and connected to earth. This plate is positioned parallel to X. X Y + + + + What happens as Y is brought closer to X?

4. Electricity and magnetism  →  4.2.2. Electrical current

4. Electricity and magnetism  →  4.2.1. Electrical charge

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

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31

The diagram shows a metal lightning conductor attached to a building. lightning conductor earth Why is the lightning conductor made of copper?

4. Electricity and magnetism  →  4.4.2. Electrical safety

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

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32

Which symbol does not represent a power source?

4. Electricity and magnetism  →  4.4.1. Uses of electricity

4. Electricity and magnetism  →  4.3.1. Circuit diagrams and circuit components

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33

Resistors of different resistances are connected to a power supply in either a parallel circuit or a series circuit. Which statement is correct?

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

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34

An ammeter is connected to three resistors and a power supply. Which arrangement of resistors gives the greatest ammeter reading?

4. Electricity and magnetism  →  4.2.4. Resistance

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

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35

A hotplate on an electric cooker contains two identical resistors. The switch has three positions. position 1 The two resistors are connected in series to the mains supply. position 2 The two resistors are connected in parallel to the mains supply. position 3 Just one resistor is connected to the mains supply. Which positions correspond to the low, the medium and the high power settings?

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

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

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36

A mains electric circuit is fitted with a circuit breaker rather than a fuse. Where is the circuit breaker connected and what happens when the current is too large?

4. Electricity and magnetism  →  4.4.2. Electrical safety

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37

Transformers are used to transmit electrical energy between power stations and transmission cables, as shown...

4. Electricity and magnetism  →  4.5.6. The transformer

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38

A thermistor warms up as the current in it increases. Which graph shows how the voltage V across the thermistor changes as the current I through it is increased?

4. Electricity and magnetism  →  4.4.1. Uses of electricity

4. Electricity and magnetism  →  4.2.4. Resistance

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39

Radioactive substances are used as tracers in medical examinations. A liquid tracer is injected into a patient. A detector 20 cm above the patient shows where the radioactive substance is in the body. What is the best radioactive substance to use?

5. Nuclear physics  →  5.2.5. Half-life

5. Nuclear physics  →  5.2.6. Safety precautions

5. Nuclear physics  →  5.2.1. Detection of radioactivity

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40

An isotope of lead, Pb , is radioactive. After three decays, two beta-particles and an alpha-particle have been emitted. Another radioactive isotope of lead is formed. What is the mass number (nucleon number) of the new isotope of lead?

5. Nuclear physics  →  5.1.2. The nucleus

5. Nuclear physics  →  5.2.3. Radioactive decay

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