Cambridge & Pearson Edexcel Past Paper Questions

In a liquid, some energetic molecules break free from the surface even when the liquid is too cold for bubbles to form. What is the name of this pr...

A pupil adds 37 g of ice at 0 °C to 100 g of water at 30 °C. The final temperature of the water and melted ice is 0 °C. No heat is lost to, or gain...

The heat capacity of an object, of mass 2.0 kg, is C. The energy needed to

A ball floating in a ripple tank begins to move vertically up and down as a wave passes beneath it. The ball does not move horizontally. Which stat...

A ray of light in glass is incident on the surface at an angle c. The angle c is the critical angle. Which diagram shows what happens to the light?

A ray of light is incident on the surface of a glass block, as shown in the diagram below. The refractive index of the glass is 1.5. The light ray ...

Which component of the electromagnetic spectrum is used for television transmission from satellites?

Two sound waves X and Y are compared. X has the greater frequency. Y has the greater amplitude. How do the loudness and pitch of sound wave Y compa...

A metal ring screens a piece of equipment from a magnetic field. Which metal should be used for the ring, and why?

A positively charged rod is brought near to an isolated uncharged conducting sphere. What are the charges on sides X and Y of the sphere?

The diagram shows a circuit. [Circuit diagram with resistors 10Ω, 20Ω, 30Ω, and points A, B, C, D] Where must an ammeter be connected to measure th...

Two resistors of resistances 30 Ω and 60 Ω are arranged in parallel. The current in the 30 Ω resistor is 0.60 A. [Circuit diagram showing 30Ω and 6...

The circuit shows three resistors in series connected to a battery. Each resistor has a voltmeter across it and two of the voltages are shown. [Cir...

A teacher moves a magnet into and out of a coil of wire, as shown, in order to demonstrate electromagnetic induction. Which statement is correct?

A transformer consists of two coils which are wound on to a metallic core. Which type of voltage is supplied to the transformer and which metal is ...

A nucleus of ²¹⁵₈₄Po decays by emitting an alpha-particle and the resulting nucleus then decays by emitting a beta-particle. What is the nucleon nu...

A radioactive material decays by this process: Y/Z L → Y/(Z+1) M + x What is particle x?

The half-life of a radioactive isotope is 24 hours. A sample of this isotope produces an initial count rate of 720 counts per second. How long does...

Fig. 1.1 shows the distance-time graph for two cyclists A and B. They start a 500m race together but finish the race at different times. [Figure 1.1]

Fig. 2.1 shows a student doing a press-up. A total force F acts upwards on his hands. There is also a force upwards on his toes. The weight of the ...

An experiment is carried out to find how the pressure of a fixed mass of air at room temperature varies with volume. Fig. 3.1 shows the apparatus u...

Fig. 4.1 shows a wave on a string. The wave is travelling towards the right. [Figure 4.1]

Fig. 5.1 shows a ray of light entering and passing along an optical fibre. [Figure 5.1]

Fig. 6.1 shows a circuit that contains a resistor connected to a power supply of 6.0V and a lamp L. The resistor has a resistance of 60Ω. The lamp ...

A simple apparatus used to demonstrate electromagnetic induction is shown in Fig. 7.1. The coil is connected to two light-emitting diodes (LEDs). T...

Fig. 8.1 shows the basic structure of a cathode-ray oscilloscope (c.r.o.). Some parts are missing. Electrons are emitted from the filament by therm...

Fig. 9.1 shows a satellite in orbit around the Earth. The rocket and fuel have a total mass of 40000kg and a total weight of 400000 N. The resultan...

A student makes a diagram of the molecules in a liquid, as shown in Fig. 10.1. The beaker shown in Fig. 10.2 contains pure water at a temperature o...

A student makes a model of an atom. The model contains 24 electrons, 25 protons and 26 neutrons. Some of these particles are inside a nucleus at th...

The apparatus shown in Fig. 1.1 is used to measure the extension of a spring. [Figure 1.1]

Fig. 2.1 shows two engineers measuring the length of a wall made from concrete. [Figure 2.1 (not to scale)] The wall is 2.0m high, 15m long and 0.2...

Two different kettles are used to heat water, as shown in Fig. 3.1. [Figure 3.1] Data for the two kettles is shown in Fig. 3.2. [Figure 3.2] | | en...

A metal can and a plastic bottle, both containing liquid, are cooled by placing them in a jug of melting ice, as shown in Fig. 4.1. [Figure 4.1] Th...

When a balloon is rubbed on hair, the balloon becomes negatively charged. The balloon is shown in Fig. 5.1. [Figure 5.1]

Fig. 6.1 shows a simple a.c. generator. [Figure 6.1]

An electric hairdryer and an electric heater are connected to the mains supply, as shown in Fig. 7.1. [Figure 7.1] The cable from the heater to the...

Two isotopes of hydrogen are written as H and H.

Fig. 9.1 shows the wavefronts of a water wave in deep water in a ripple tank. [Figure 9.1] The frequency of the wave in deep water is 5.0Hz.

Fig. 10.1 shows a relay connected to a cell and a switch. [Figure 10.1]

A bungee jumper falls from a bridge above a river, as shown in Fig. 11.1. [Figure 11.1 (not to scale)] The man starts from position A in Fig. 11.1....

The diagram shows arrows representing two vector quantities. Which diagram shows the resultant R of these two vectors?

Which set of quantities are all vectors?

A student determines the circumference of a golf ball. Which instrument gives a reading that is the circumference of the golf ball?

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

A man pulls a sledge of mass 25 kg across level ground with a horizontal force of 60 N. A constant force of friction of 20 N acts on the sledge. Wh...

A brick is placed on a newton meter and then on a beam balance. What is measured by each instrument?

A force acts on a body. Which list contains only quantities that can be changed by the force?

A uniform horizontal beam, pivoted at its right-hand end, is in equilibrium. A force of 60 N acts vertically upwards on the beam as shown. What is ...

Four table lamps are shown along with the position M of the centre of mass in each case. Which lamp is the most stable?

A child slides down a slide. The weight of the child is 250 N. The height of the slide is 7.0 m. The work done against friction as the child travel...