No questions found
A measuring cylinder contains 10 cm$^3$ of water.
A piece of steel is lowered into the measuring cylinder until it is fully submerged. The volume reading increases to 12 cm$^3$.
A second piece of steel is lowered into the measuring cylinder so that it is also fully submerged. The volume reading increases to 15 cm$^3$.
Which row shows the volumes of the two pieces of steel?
[Table_1]
528
551
540
The graph shows the motion of a car for a five-second period.
Which row is correct?
[Table_1]
558
547
584
A car travels at an average speed of 60 km/h for 15 minutes.
How far does the car travel in 15 minutes?
512
517
550
A box is placed on the ground. An upward force of 15 N is needed to lift the box at constant speed.
Which row correctly describes the box?
[Table_1]
544
566
550
The table gives the mass and the volume of three objects P, Q, and R.
[Table_1]
Which objects can float in a liquid of density $0.85\,\text{g/cm}^3$?
571
504
553
A student measures the length of a spring. She then attaches different weights to the spring. She measures the length of the spring for each weight.
The table shows her results.
[Table_1]
What is the extension of the spring with a weight of 3.0 N attached to it?
571
598
528
What is the unit of the moment of a force?
590
560
540
The diagrams show a block of wood on a frictionless surface. In each diagram, the block has two forces acting on its sides.
[Image_1: Four blocks labeled E, F, G, H, each with forces 2N acting on either side.]
Which diagrams show the block in equilibrium?
509
540
547
Brakes are used to slow down a moving car. Into which form of energy is most of the kinetic energy converted as the car slows down?
599
577
518
A drawing pin (thumb tack) has a sharp point at one end and a flat surface at the other end.
The pin is pushed into a wooden board. How do the pressure and the force at the sharp point compare with the pressure and the force on the flat surface?
538
559
531
A metal block of weight $W$ rests on a table. In order to calculate the pressure that the block exerts on the table, one other quantity must be known. What is the other quantity?
551
582
570
Which row describes the arrangement and the motion of the molecules in a gas? [Table_1]
569
569
539
A driver of a car measures the pressure of the air in the tyres. He measures the pressure again after a long journey. The pressure reading has increased.
Which row states what has happened to the speed of the air molecules and the temperature of the air in the tyres?
[Table_1]
520
588
509
Some water in a glass flask is gently heated. Why does the water level in the glass tube rise during heating?
583
506
547
What is the temperature difference between the fixed points on the °C temperature scale?
574
524
510
The diagram shows four labelled changes of state between solid, liquid and gas.
Which changes need an energy input?
557
523
532
Which method of thermal transfer occurs when the density of some of a liquid decreases and the liquid moves upwards?
575
597
551
The diagram shows a tent made from a new material.
What type of material should the tent be made of to reflect the radiant energy from the Sun?
[Table_1]
544
552
559
Which row correctly describes the vibrations of a transverse wave and also gives a correct example of a transverse wave?
[Table_1]
516
502
587
Plane water waves approach a narrow gap in a barrier.
Which diagram shows the diffraction pattern that would occur?
525
515
559
A ray of light is incident on a plane mirror. A student measures the angle of incidence $i$ and the angle of reflection $r$. The student varies the angle of incidence and then plots a graph of $r$ against $i$. What does the graph look like?
533
583
591
The diagram shows the path of a ray of green light through a glass prism.
The angle of deviation is the angle between the incident ray and the ray leaving the prism.
When a ray of white light is incident on the prism, it separates into the colours of the visible spectrum.
What is the name of this effect and which colour of light has the smallest angle of deviation?
559
543
560
The diagram shows the electromagnetic spectrum.
A word is missing from the label below the spectrum.
Which word is missing?
521
591
552
A man hears a starting pistol fire 1.5 seconds after he sees a puff of smoke from the pistol. The sound and the smoke are made at the same time. The starting pistol is 450 metres away from the man. What is the speed of sound calculated from this observation?
555
566
516
A bar magnet is slowly moved towards an unmagnetised metal object X.
When it is a few centimetres away, the object begins to slide towards the magnet.
Why does this happen?
588
578
586
Two soft-iron rods are placed end-to-end inside a coil. The coil is connected to a battery.
The connections from the battery to the coil are now reversed.
What happens to the soft-iron rods in each case?
[Table_1]
558
537
507
A plastic rod is rubbed with a dry cloth. The rod becomes positively charged.
Why has the rod become positively charged?
522
561
524
Which quantity has the same unit as potential difference (p.d.)?
500
584
521
A student determines the resistance of an electric lamp. He measures the current in the lamp and the potential difference (p.d.) across it. Which circuit did he use?
514
514
530
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?
504
590
547
The circuit shows a wire WX connected to a cell.
The potential difference (p.d.) between W and X is 1.5V.
What is the reading on the voltmeter?
536
562
586
Where must a fuse be connected in a mains electric circuit?
509
550
522
The N-pole of a magnet is moved into a coil of wire connected to a galvanometer.
The needle of the galvanometer moves.
Which situation must give a smaller galvanometer reading?
551
564
542
The diagram shows a conductor carrying current in a direction out of the plane of the page. Which set of arrows represents the direction of the magnetic field due to this current?
567
540
519
The diagrams show the simple atomic structure for two neutral atoms X and Y of different elements.
Which row is correct?
522
553
564
A nuclide of chlorine has the symbol shown.
$$^{35}_{17}\text{Cl}$$
What is the nucleon number of this nuclide of chlorine?
579
572
524
Which type of radiation can be stopped by a sheet of paper?
515
516
554
Why are some radioactive sources stored in boxes made from lead?
576
523
577
