Theory

CH3 - FORCES AND PRESSURE

The pressure of a fixed mass of gas in a cylinder is measured. The volume of the gas in the cylinder is then slowly decreased. The temperature of the ...

2011 Winter

3

Theory

CH3 - FORCES AND PRESSURE

The diagrams show two mercury barometers standing side by side. The right-hand diagram shows a tube of bigger diameter, but the diagram is incomplete....

2009 Summer

2

Theory

CH3 - FORCES AND PRESSURE

(a) State the two conditions required for the equilibrium of a body acted upon by a number of forces.1. .................................................

2011 Winter

1

Theory

CH3 - FORCES AND PRESSURE

A student fills two containers with water (density 1.0 g/cm^3) and two with oil (density 0.8 g/cm^3), as shown in the diagrams.In which container is t...

2009 Summer

3

Theory

CH3 - FORCES AND PRESSURE

What is a simple mercury barometer designed to measure?A. the pressure beneath a liquidB. the pressure of a gas supplyC. the pressure of car tyresD. t...

2010 Winter

2

Theory

CH3 - FORCES AND PRESSURE

A water manometer is used to measure the pressure of a gas supply. When it is attached to the gas supply, the water falls on the left side and rise...

2011 Winter

2

Theory

CH3 - FORCES AND PRESSURE

The molecules of a substance become more closely packed and move more quickly.What is happening to the substance?A A gas is being heated and compresse...

2012 Summer

4

Theory

CH3 - FORCES AND PRESSURE

(a) Complete Fig. 4.1 to show a simple mercury barometer. Insert the correct labels in the boxes. Label with the letter $h$ the measurement required t...

2011 Winter

2

Theory

CH3 - FORCES AND PRESSURE

Liquid X has a density of 1010 kg/m^3. Liquid Y has a density of 950 kg/m^3.The liquids are poured into tubes as shown.Which tube has the greatest pre...

2010 Winter

3

Theory

CH3 - FORCES AND PRESSURE

A chair is placed on protective cups to prevent damage to the carpet underneath it. How do the cups change the area of contact with the carpet and the...

2011 Winter

3

Theory

CH1 - MEASUREMENTS AND UNITS

The diagram shows an enlarged drawing of the end of a metre rule. It is being used to measure the length of a small feather. What is the length of the...

2011 Summer

2

Theory

CH2 - FORCES AND MOTION

An object moves initially with constant speed and then with constant acceleration. Which graph shows this motion?

2011 Summer

2

Theory

CH6 - WAVES AND SOUNDS

A tennis player hits a ball hard and 0.40 s later hears the echo from a wall. The speed of sound in air is 330 m/s.How far away is the player from the...

2011 Summer

1

Theory

CH2 - FORCES AND MOTION

Which statement about mass and weight is correct?A. Mass and weight are both forces.B. Neither mass nor weight is a force.C. Only mass is a force.D. O...

2011 Summer

1

Theory

CH3 - FORCES AND PRESSURE

The diagram shows a balance being used to find the weight of a baby. The weight of the basket can be ignored.At equilibrium, the pivot is nearer to th...

2011 Summer

Theory

CH1 - MEASUREMENTS AND UNITS

A cube of side 2.0 cm is placed on a balance. What is the density of the cube? A. 0.90 g/cm³ B. 1.2 g/cm³ C. 1.8 g/cm³ D. 3.6 g/cm³

2011 Summer

1

Theory

CH3 - FORCES AND PRESSURE

Objects with different masses are hung on a spring. The diagram shows how much the spring stretches.The extension of the spring is directly proportion...

2011 Summer

Theory

CH4 - FORCES AND ENERGY

Which row gives an example of the stated form of energy?[Table_1]form of energy | exampleA gravitational | the energy due to the movement of a train a...

2011 Summer

1

Theory

CH4 - FORCES AND ENERGY

Which energy resource is used to generate electricity by first boiling water? A. hydroelectric B. nuclear fission C. tides D. waves

2011 Summer

Theory

CH4 - FORCES AND ENERGY

Two farmers use an electrically powered elevator to lift bales of hay. All the bales of hay have the same mass. As sunset approaches, they increase...

2011 Summer