Theory

CH4 - FORCES AND ENERGY

(a) The principle of conservation of energy states that energy can neither be created nor destroyed. What, then, does happen to the energy supplied t...

2012 Summer

3

Theory

CH4 - FORCES AND ENERGY

An archer pulls the string of his bow, and moves the arrow to the position shown in Fig. 4.1. He then releases the string so that the arrow is fired t...

2012 Winter

2

Theory

CH4 - FORCES AND ENERGY

Electricity can be generated from either renewable or non-renewable energy sources.(a) Describe the difference between a renewable energy source and a...

2011 Summer

3

Theory

CH4 - FORCES AND ENERGY

Two geologists are collecting rocks from the bottom of a cliff. The rocks are loaded into a basket and then pulled up the cliff on the end of a rope, ...

2012 Summer

3

Theory

CH4 - FORCES AND ENERGY

As a pole vaulter runs towards the jump, his pole is straight. When he is jumping, the pole is bent, as illustrated in Fig. 2.1. (a) Which form of ...

2009 Winter

2

Theory

CH4 - FORCES AND ENERGY

A boy is sitting still on a swing that is oscillating from side to side, as shown in Fig. 5.1. (a) At the highest point of the oscillation, the boy�...

2012 Winter

2

Theory

CH4 - FORCES AND ENERGY

Two geologists are collecting rocks from the bottom of a cliff. The rocks are loaded into a basket and then pulled up the cliff on the end of a rope, ...

2012 Summer

3

Theory

CH4 - FORCES AND ENERGY

(a) Fig. 3.1 represents the energy into and out of a machine.Write down the equation linking $I$, $U$ and $W$. [1](b) An electric motor and a pulley i...

2010 Summer

6

Theory

CH4 - FORCES AND ENERGY

Here is a list of energy resources available to the world. Some of these are renewable and some are non-renewable.In the first blank column, put a tic...

2012 Winter

3

Theory

CH4 - FORCES AND ENERGY

(a) Name three different energy resources used to obtain energy directly from water (not steam).1. ......................................................

2010 Winter

3

MCQ

CH1 - MEASUREMENTS AND UNITS

A length of cotton is measured between two points on a ruler. When the length of cotton is wound closely around a pen, it goes round six times. What ...

2018 Summer

2

MCQ

CH2 - FORCES AND MOTION

A car is moving along a straight, level road, with a constant acceleration. Which graph shows the motion of the car?

2018 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?

2018 Summer

3

MCQ

CH2 - FORCES AND MOTION

Diagram 1 shows a beam balance. A beaker with a wire loop balances the standard masses. The beaker is then removed and hung from a spring. The spring ...

2018 Summer

2

MCQ

CH2 - FORCES AND MOTION

An empty beaker is placed on a top-pan balance. Some water is now poured into the beaker. What is the weight of the water?

2018 Summer

2

MCQ

CH1 - MEASUREMENTS AND UNITS

Three liquids P, Q and R have different densities and do not mix. The liquids are placed in a measuring cylinder and allowed to settle. A small block ...

2018 Summer

2

MCQ

CH1 - MEASUREMENTS AND UNITS

The diagram shows some liquid in a measuring cylinder.The mass of the liquid is 16g.What is the density of the liquid?

2018 Summer

2

MCQ

CH2 - FORCES AND MOTION

A car is moving in a straight line on a level road. Its engine provides a forward force on the car. A second force of equal size acts on the car due t...

2018 Summer

3

MCQ

CH3 - FORCES AND PRESSURE

A hole is drilled in a square tile. The diagram shows the tile hanging freely on a nail.Where is the centre of mass of the tile?

2018 Summer

2

MCQ

CH4 - FORCES AND ENERGY

The diagram shows the energy transferred in a lamp in one second.Which type of wasted energy is produced by the lamp?

2018 Summer

2