Theory

CH3 - FORCES AND PRESSURE

(a) Explain, in terms of molecules, how a gas causes a pressure on the walls of its container............................................................

2012 Summer

4

Theory

CH3 - FORCES AND PRESSURE

(a) State the name that is given to the turning effect of a force........................................................................................

2012 Winter

2

Theory

CH3 - FORCES AND PRESSURE

A fixed amount of dry gas is exerting a pressure on its container.(a) In terms of molecules, explain what causes the pressure............................

2011 Summer

2

Theory

CH3 - FORCES AND PRESSURE

Fig. 4.1 shows a manometer, containing mercury, being used to monitor the pressure of a gas supply.(a) Using the scale on Fig. 4.1, find the vertical ...

2009 Summer

3

Theory

CH3 - FORCES AND PRESSURE

Fig. 2.1 shows a simple mercury barometer alongside a mercury manometer that contains some trapped gas. From Fig. 2.1 find(a) the pressure of the atmo...

2012 Summer

4

Theory

CH3 - FORCES AND PRESSURE

Fig. 3.1 shows a rectangular block of wood on a flat, rough horizontal board.(a) On the front face of the block, draw the line that will be vertical a...

2012 Summer

3

Theory

CH3 - FORCES AND PRESSURE

(a) In a laboratory experiment to find the centre of mass of a triangular piece of card, the card is suspended first from point A and then from point ...

2011 Winter

2

Theory

CH3 - FORCES AND PRESSURE

(a) The object illustrated in Fig. 4.1 is not in equilibrium. It has a weight of 12 N. (i) State what happens to the object..............................

2009 Winter

3

Theory

CH3 - FORCES AND PRESSURE

A bicycle pump has its outlet sealed with a tight rubber bung, as shown in Fig. 6.1. Fig. 6.1 (a) The temperature of the air in the pump is kept...

2009 Winter

3

Theory

CH3 - FORCES AND PRESSURE

(a) State whether the pressure of the gas in the container is greater than, the same as, or less than the pressure of the atmosphere.....................

2012 Winter

2

MCQ

CH1 - MEASUREMENTS AND UNITS

The diagram shows part of a ruler. The ruler is used to find the length of a nail.What is the length of the nail?

2014 Summer

3

MCQ

CH2 - FORCES AND MOTION

Which distance/time graph represents the motion of an object moving at constant speed?

2014 Summer

2

MCQ

CH2 - FORCES AND MOTION

A car takes 15 minutes to travel along a road that is 20 km long.What is the average speed of the car?

2014 Summer

3

MCQ

CH2 - FORCES AND MOTION

A customer goes to a market and buys some rice. The stallholder pours rice into a dish that hangs from a spring balance. He records the reading on the...

2014 Summer

2

MCQ

CH1 - MEASUREMENTS AND UNITS

The table gives the volumes and masses of four objects. Which object has the greatest density?[Table_1]

2014 Summer

2

MCQ

CH3 - FORCES AND PRESSURE

A wooden bar is pivoted at its centre so that it can rotate freely. Two equal forces $F$ are applied to the bar. In which diagram is the turning effec...

2014 Summer

2

MCQ

CH3 - FORCES AND PRESSURE

A student adds weights to an elastic cord. He measures the length of the cord for each weight. He then plots a graph from the results, as shown. What ...

2014 Summer

2

MCQ

CH4 - FORCES AND ENERGY

In a hydroelectric power station, one form of energy is stored in a lake or reservoir. This energy is then transferred in stages to another useful for...

2014 Summer

2

MCQ

CH4 - FORCES AND ENERGY

A certain machine is very efficient. What does this mean?

2014 Summer

2

MCQ

CH3 - FORCES AND PRESSURE

The diagram shows a simple mercury barometer.Atmospheric pressure decreases. What happens to the level of the mercury at P and what happens to the lev...

2014 Summer

3