WorksheetsIGCSE
Total questions: 20
Worksheet time: 2hrs 40mins
A student carries out an experiment to find the density of a rock. Which two measurements does the student need to make to determine the density of the rock?
A
B
C
D
A tennis ball is dropped from position 1. It falls vertically onto a hard surface at position 2. Which energy changes have taken place between position 1 and position 2?
gravitational potential → kinetic → chemical
gravitational potential → kinetic → elastic (strain)
kinetic → gravitational potential → chemical
kinetic → gravitational potential → elastic (strain)
A boy holds onto a bar and pulls himself up until his chin is level with the bar. He raises himself through 40 cm in 0.5 s. The weight of the boy is 500 N. What is the average power he produces as he raises himself?
40 W
400 W
4000 W
40 000 W
A block of lead of mass 500 g is at its melting point. The specific latent heat of fusion of lead = 23 kJ / kg. How much energy is required to completely melt the block?
46 J
12 000J
46 000J
12 000 000J
The diagram shows the apparatus needed for an experiment to determine the specific heat capacity of the material from which an object is made. Which piece of apparatus could be omitted if the purpose of the experiment is to determine the thermal capacity of the object?
ammeter
thermometer
stop-clock
balance
Both boiling and evaporation involve a change of state from liquid to gas. Which row gives the correct difference between boiling and evaporation?
A
B
C
D
Two isolated metal spheres are both negatively charged. The spheres are brought close together but do not touch. Which diagram shows the charge distribution on the spheres?
A
B
C
D
The diagram shows a piece of metal resistance wire. Which wire, made of the same metal, has a smaller resistance?
a wire of the same length with a larger diameter
a wire of the same length with a smaller diameter
a wire of greater length with the same diameter
a wire of greater length with a smaller diameter
Two magnets are placed near a current-carrying coil. The diagram shows this experimental arrangement and the current direction in the coil. Which statement is correct?
X is repelled by the coil and Y is attracted.
X is attracted to the coil and Y is repelled.
Both X and Y are repelled by the coil.
Both X and Y are attracted to the coil.
Four cubic copper containers are filled with water. The surfaces of all the containers are painted black. Two of the containers have sides of length 20cm and the other two containers have sides of length 40cm. Two of the containers contain water at 80 °C and the other two contain water at 30 °C. Which container radiates energy at the lowest rate?
A
B
C
D
Which moving body has a resultant force acting on it?
a diver rising vertically through water at constant speed
an aircraft circling an airport at constant speed
a train going up a straight incline at constant speed
a parachutist descending vertically at terminal velocity
A car of mass 1500kg has a speed of 20 m / s. It accelerates until its speed is 25 m / s. What is the increase in the kinetic energy of the car?
19 kJ
38 kJ
170 kJ
340 kJ
Which diagram shows an athlete exerting least pressure on the ground?
A
B
C
D
A sound wave passes a point. The air pressure at that point increases and then decreases 300 times every second. Which descriptions apply to this sound wave?
A
B
C
D
The ends of three metal rods are tested by holding end Q of rod 1 close to the others in turn. Which of the metal rods is a magnet?
A
B
C
D
Which electrical quantity is defined in terms of the energy supplied in driving charge round a complete circuit?
electromotive force
current
potential difference
power
A student sets up a circuit containing a battery of two cells and three lamps, as shown. What is the circuit diagram for this arrangement?
A
B
C
D
Which quantity can be measured directly using a micrometer screw gauge?
the area of a sheet of paper
the mass of a sheet of paper
the thickness of a sheet of paper
the volume of a sheet of paper
Four students make statements about the mass of an object. Which statement is correct?
The mass of an object depends on the gravitational field which acts on the object.
The mass of an object divided by its weight is equal to the acceleration with which it falls freely.
The mass of an object increases when the temperature of the object increases.
The mass of an object resists change in motion of the object.
Identical resistors are connected together to form arrangements X, Y and Z. What is the correct order of the resistances of the arrangements from the largest to the smallest?
X → Y → Z
Y → X → Z
Z → X → Y
Z → Y → X
