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The diagram shows a rectangular metal sheet close to two rulers. What is the area of the metal sheet?
572
526
524
The diagram shows the speed–time graph of an object. In which section does the object have the largest acceleration?
573
555
598
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?
577
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577
Which quantity is equal to gravitational force?
583
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582
A concrete building block has the dimensions shown. The mass of the block is 15000g. What is the density of the block?
595
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553
What is measured by the moment of a force?
562
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531
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?
513
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577
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? [Table_1]
555
559
584
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?
[Table_1]
503
534
592
A motor transfers 24 J of energy in 60 seconds. What is the power output of the motor?
582
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566
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?
505
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584
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? [Table_1]
542
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544
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? [Table_1]
555
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545
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? [Table_1]
555
532
509
Which row describes the process of melting? [Table_1]
524
510
593
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?
508
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594
Waves travel across the surface of water. What is meant by the amplitude of the wave?
572
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584
Water waves change direction when they move from shallow water to deep water.
What is the name of this effect?
547
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511
The ray diagram shows the formation of an image when light is reflected by a plane mirror.
Which lines represent light rays?
529
510
596
Which diagram shows how an image of an object is formed on a screen by a converging lens?
581
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543
Which diagram shows the dispersion of white light by a glass prism?
506
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520
Which regions of the electromagnetic spectrum are used for satellite television and for security marking? [Table_1]
559
559
571
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?
569
540
508
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?
593
513
537
Which row about electrical conduction in metals is correct? [Table_1]
511
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574
The diagram shows three wires, P, Q, and R. They are all made from the same metal. The cross-sectional areas of the wires are as follows: P: 0.8 cm\(^2\), Q: 0.8 cm\(^2\), R: 1.6 cm\(^2\). The lengths of the wires are: P: 2 cm, Q: 4 cm, R: 2 cm. Which list gives the wires in order of resistance, from lowest to highest? [Diagram showing wires P, Q, and R]
586
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538
What is a thermistor?
556
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505
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? [Table_1]
575
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567
The mains voltage is 120 V. Which fuse should be fitted to an electric kettle with a power of 1.5 kW?
547
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564
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.?
532
588
516
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?
538
548
567
What are the best materials to use for the construction of a transformer?
542
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573
Which diagram represents the structure of a neutral atom?
582
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545
The diagram shows five atoms in a radioactive substance. The atoms each give out an $\alpha$-particle.\n\n\n\nAtom 1 is the first to give out a particle. Atom 3 is the second to give out a particle.\n\nWhich atom will give out the next particle?
561
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526
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?
508
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505
The half-life of the radioactive isotope caesium $^{137}_{55}$Cs is 30 years. Starting with 30 g of the isotope, which mass of the isotope remains after 90 years?
588
598
540
Which list gives the names of the planets in the correct order?
572
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564
Which row describes the Sun and the Milky Way? [Table_1]
588
564
523
What is the approximate diameter of the Milky Way?
542
582
574
