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

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

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

3

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 scientist needs to determine the volume of a small, irregularly shaped rock sample. Only a rule and a measuring cylinder, partially filled with wate...

2010 Summer

2

MCQ

CH1 - MEASUREMENTS AND UNITS

A student uses a stopwatch to time a runner running around a circular track. The runner runs two laps (twice around the track). The diagrams show the ...

2010 Summer

2

MCQ

CH2 - FORCES AND MOTION

Two distance/time graphs and two speed/time graphs are shown. Which graph represents an object that is at rest?

2010 Summer

2

MCQ

CH2 - FORCES AND MOTION

A snail moves along a ruler. It takes 20s to move from Q to R.What is its average speed from Q to R?

2010 Summer

2

MCQ

CH2 - FORCES AND MOTION

Two blocks of metal X and Y hang from spring balances as shown in the diagram. What does the diagram show about X and Y?

2010 Summer

2

MCQ

CH2 - FORCES AND MOTION

The graph shows how weight varies with mass on planet P and on planet Q. An object weighs 400 N on planet P. The object is taken to planet Q. Whi...

2010 Summer

2

MCQ

CH1 - MEASUREMENTS AND UNITS

The diagram shows a rectangular block of density $2 \text{ g/cm}^3$. What is the mass of the block?

2010 Summer

1

MCQ

CH2 - FORCES AND MOTION

Which statement about a moving object is correct?

2010 Summer

2

MCQ

CH3 - FORCES AND PRESSURE

An experiment is carried out to measure the extension of a rubber band for different loads.The results are shown below.[Table_1]Which figure is missin...

2010 Summer

3

MCQ

CH4 - FORCES AND ENERGY

Energy is stored in a battery and in a box of matches. Which type of energy is stored in each of them? [Table_1]

2010 Summer

3