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Question 1

The diagram shows a rectangular metal sheet close to two rulers.

What is the area of the metal sheet?
A) 700 \( cm^{2}\)
B) 875 \( cm^{2}\)
C) 900 \( cm^{2}\)
D) 1125 \( cm^{2}\)

▶️Answer/Explanation

Ans: A

Question 2

The diagram shows the speed–time graph of an object.
In which section does the object have the largest acceleration?

▶️Answer/Explanation

Ans: B

Question 3

An object begins to fall close to the Earth’s surface. Air resistance can be ignored.
Which statement about the object’s acceleration is correct?

A) The acceleration is constant.
B) The acceleration decreases as the body falls.
C) The acceleration increases as the body falls.
D) The acceleration is zero.

▶️Answer/Explanation

Ans: A

Question 4

Which quantity is equal to gravitational force?

A) gravitational field strength × mass
B) gravitational field strength × weight
C) mass per unit weight
D) weight per unit mass

▶️Answer/Explanation

Ans: A

Question 5

A concrete building block has the dimensions shown.

The mass of the block is 15000 g.
What is the density of the block?

A) 43 g / \(cm^{3}\)
B) 2.4 g / \(cm^{3}\)
C) 0.42 g / \(cm^{3}\)
D) 0.023 g / \(cm^{3}\)

▶️Answer/Explanation

Ans: B

Question 6

What is measured by the moment of a force?

A) the acceleration produced by the force
B) the turning effect of the force
C) the time for which the force acts
D) the increase in energy caused by the force

▶️Answer/Explanation

Ans: B

Question 7

Two identical containers, P and Q, are partly filled with different quantities of sand.
The position of the centre of gravity for each container is labelled X.

Which container is more stable and what is the reason why it is more stable?

A) P is more stable because it has a lower centre of gravity.
B) P is more stable because it has a smaller mass.
C) Q is more stable because it has a greater depth of sand.
D) Q is more stable because it has a higher centre of gravity.

▶️Answer/Explanation

Ans: A

Question 8

The diagram shows a steel sphere falling through a cylinder of oil.

Which row indicates what happens to the steel sphere and what happens to the oil as the steel sphere falls?

▶️Answer/Explanation

Ans: A

Question 9

A moving object is brought to rest by a frictional force of 30 N over a distance of 5.0 m.
The diagram shows the energy transferred between stores.

How much energy is transferred by this force and how is the energy transferred?

▶️Answer/Explanation

Ans: D

Question 10

A motor transfers 24 J of energy in 60 seconds.
What is the power output of the motor?

A) 0.40 W
B) 2.5 W
C) 24 W
D) 1400 W

▶️Answer/Explanation

Ans: A

Question 11

An artist makes four sculptures with circular bases and places them on sand. All the sculptures are of equal weight and volume.
Which sculpture is least likely to sink into the sand?

▶️Answer/Explanation

Ans: D

Question 12

A quantity of water is boiled to form the same mass of steam.
Which row shows how the volume and density of the water change?

▶️Answer/Explanation

Ans: C

Question 13

The diagram represents gas particles moving around in a sealed container.
The gas particles collide with the walls of the container.

The temperature of the gas is increased.
What happens to the average speed of the gas particles and what happens to the number of
collisions by the gas particles with the walls of the container?

▶️Answer/Explanation

Ans: B

Question 14

A metal object is heated strongly in an oven.
What happens to the volume of the object and the internal energy stored in the object?

▶️Answer/Explanation

Ans: D

Question 15

Which row describes the process of melting?

▶️Answer/Explanation

Ans: D

Question 16

A beaker of water is heated and thermal energy travels through the water by convection.
What happens to the density of the water when it is heated and how does the water move?

A) The density decreases and the heated water moves downwards.
B) The density decreases and the heated water moves upwards.
C) The density increases and the heated water moves downwards.
D) The density increases and the heated water moves upwards.

▶️Answer/Explanation

Ans: B

Question 17

Waves travel across the surface of water.
What is meant by the amplitude of the wave?

A) the maximum distance of a water particle from its mean position
B) how far the wave travels every second
C) the number of waves passing a point every second
D) the distance between the top of consecutive waves

▶️Answer/Explanation

Ans: A

Question 18

Water waves change direction when they move from shallow water to deep water.

What is the name of this effect?

A) diffraction
B) dispersion
C) reflection
D) refraction

▶️Answer/Explanation

Ans: D

Question 19

The ray diagram shows the formation of an image when light is reflected by a plane mirror.

Which lines represent light rays?

A) X, Y and Z
B) X and Y only
C) X and Z only
D) Y and Z only

▶️Answer/Explanation

Ans: D

Question 20

Which diagram shows how an image of an object is formed on a screen by a converging lens?

▶️Answer/Explanation

Ans: C

Question 21

Which diagram shows the dispersion of white light by a glass prism?

▶️Answer/Explanation

Ans: A

Question 22

Which regions of the electromagnetic spectrum are used for satellite television and for security marking?

▶️Answer/Explanation

Ans: B

Question 23

The horn on a ship makes a sound. The captain on the ship hears an echo from a cliff 4.0 s later.
The speed of sound is 340 m/s.
How far away is the cliff from the ship?

A) 170 m
B) 340 m
C) 680 m
D) 1400 m

▶️Answer/Explanation

Ans: C

Question 24

A bar magnet is next to a steel bar. Some of the magnetic field lines due to the magnet are shown.

What are the correct poles of the magnet and would the steel bar attract or repel the bar magnet?

▶️Answer/Explanation

Ans: A

Question 25

Which row about electrical conduction in metals is correct?

▶️Answer/Explanation

Ans: C

Question 26

The diagram shows three wires, P, Q and R. They are all made from the same metal.

Which list gives the wires in order of resistance, from lowest to highest?

A P Q R
B Q R P
C R P Q
D R Q P

▶️Answer/Explanation

Ans: C

Question 27

A 60 W lamp operates at normal brightness for 2.0 minutes.
How much energy is transferred by the lamp?

A) 0.50 J
B) 30 J
C) 120 J
D) 7200 J

▶️Answer/Explanation

Ans: D

Question 28

What is a thermistor?

A) a container to keep a hot liquid warm
B) a circuit to control room temperature
C) a temperature-dependent resistor
D) a heater for a room

▶️Answer/Explanation

Ans: C

Question 29

The diagram shows a circuit containing two identical resistors connected to a battery.
The current is measured at X and at Y.

Which row is correct?

▶️Answer/Explanation

Ans: D

Question 30

The mains voltage is 120 V.
Which fuse should be fitted to an electric kettle with a power of 1.5 kW?

A) 3 A
B) 5 A
C) 10 A
D) 13 A

▶️Answer/Explanation

Ans: D

Question 31

The diagrams show a strong magnet and a weak magnet moving into the same coil of wire at different speeds.

Which arrangement induces the largest electromotive force (e.m.f.) and which arrangement induces the smallest e.m.f.?

▶️Answer/Explanation

Ans: D

Question 32

The diagrams show a current-carrying wire with an arrow in the direction of the current.
Which diagram shows the magnetic field produced by the current?

▶️Answer/Explanation

Ans: B

Question 33

What are the best materials to use for the construction of a transformer?

A) copper for the core and steel for the coils wound around it
B) copper for the core and copper for the coils wound around it
C) soft iron for the core and copper for the coils wound around it
D) steel for the core and copper for the coils wound around it

▶️Answer/Explanation

Ans: C

Question 34

Which diagram represents the structure of a neutral atom?

▶️Answer/Explanation

Ans: B

Question 35

The diagram shows five atoms in a radioactive substance. The atoms each give out an α-particle.

Atom 1 is the first to give out a particle. Atom 3 is the second to give out a particle.
Which atom will give out the next particle?

A) atom 2
B) atom 4
C) atom 5
D) impossible to tell

▶️Answer/Explanation

Ans: D

Question 36

The diagram shows a radioactive source, a thick aluminium sheet and a radiation detector.

The radiation detector shows a reading greater than the background reading.
Which type of radiation is being emitted by the source and detected by the detector?

A α-radiation
B β-radiation
C γ-radiation
D infrared radiation

▶️Answer/Explanation

Ans: C

Question 37

The half-life of the radioactive isotope caesium \(_{55}^{137}\textrm{Cs}\) is 30 years.
Starting with 30 g of the isotope, which mass of the isotope remains after 90 years?

A) 10.0 g
B) 7.50 g
C) 3.75 g
D) 1.25 g

▶️Answer/Explanation

Ans: C

Question 38

Which list gives the names of the planets in the correct order?

A) Mercury, Mars, Earth, Venus, Jupiter, Saturn, Uranus, Neptune
B) Mercury, Venus, Earth, Mars, Saturn, Uranus, Jupiter, Neptune
C) Mercury, Venus, Earth, Mars, Jupiter, Saturn, Uranus, Neptune
D) Venus, Mars, Earth, Mercury, Jupiter, Saturn, Uranus, Neptune

▶️Answer/Explanation

Ans: C

Question 39

Which row describes the Sun and the Milky Way?

▶️Answer/Explanation

Ans: C

Question 40

What is the approximate diameter of the Milky Way?

A) 100 light-years
B) 1000 light-years
C) 10000 light-years
D) 100000 light-years

▶️Answer/Explanation

Ans: D

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