GOOD SHEPHERD INTERNATIONAL SCHOOL
Terminal Examination - December 2021
CLASS: FM
I
IGCSE
Cambridge Check Point
MARKS:50
1 Hour
Q1) The solar system is made up of planets and the Sun.
(a) The diagram shows the four planets nearest to the Sun.
What are the names of planets A, B, C and D?
A
B
C
D
(b) Complete the sentences. Choose from the following.
planet A
planet B
planet C
[2]
planet D
The planet with the smallest orbit around the Sun is ………. .
The planet that takes the shortest time to orbit the Sun is ………....
[2]
(c) Look at the diagram of the Sun and the Earth.
(i) Write down the name of the path X.
[1]
(ii) The Earth turns on its own axis.
How many hours does it take the Earth to complete one rotation? ____ hours [1]
(iii) Complete the sentence. Choose the best answer from the list.
Absorbed by its surface
Emitted by its surface
Reflected by its surface
Refracted by its surface
A planet is seen because light is _ _ _ _ _ _ _ _ _ _
[1]
[Total: 7]
Q2) A student whistles three notes into a microphone connected to an oscilloscope.
An oscilloscope shows the shape and size of a sound wave.
(a) The diagram shows the waves for whistle 1 and whistle 2.
(i) The amplitude of whistle 1 is ………. the amplitude of whistle 2.
(ii) To increase the pitch ………… has to be increased.
(iii) Define the term frequency. Write its SI unit.
[1]
[1]
[2]
[Total: 4]
Q3) Mike investigates the strength of magnets.
Mike
puts the magnet on top of his hand
puts the bottom of his hand onto 24 paper clips
lifts his hand up
counts how many paper clips have been attracted
repeats with different magnets.
Here are his results
(a) Mike concludes that magnet A and magnet B are both strong.
He cannot conclude which of these two magnets is stronger.
(i) Explain why he cannot conclude which magnet, A or B, is stronger.
(ii) Describe what he could do to find out which magnet, A or B, is stronger
[1]
[1]
(b) Pierre repeats Mike’s investigation. Here are Pierre’s results.
Pierre uses the same magnets as Mike.
Pierre uses the same paper clips as Mike. The results are different.
(i) Describe one difference between the results.
(ii) Suggest why the results are different.
[1]
[1]
[Total: 4]
Q4) Energy can be transferred from one form into another form.
(a) A light source transfers 120 J of energy into 45 J of light and some heat energy.
Calculate how much energy is transferred into heat energy. J
[1]
(b) A microphone transfers sound energy into 120 J of electrical energy and 30 J of heat
energy.
Calculate how much sound energy is transferred. J
[1]
(c) Look at the pictures. Complete the energy transfer for each picture.
_ _ _ _ _ _ _ _ energy →
________
,
________
d) The demand for energy is increasing all the time.
Burning fossil fuels meets most of the world's energy needs.
[4]
& ________
(i) In the future we cannot keep on using fossil fuels to meet the demand for energy.
Explain why.
[2]
(ii) Many people say that we will have to increase the use of renewable energy sources.
Name two renewable energy sources. ……………...and ……………
[2]
[Total: 10]
Q5) Chen and Priya are using a Slinky (spring) to model a sound wave.
Priya attaches the other end of the Slinky to a piece of card. Chen moves one end of the
Slinky backwards and forwards.
(a) What does Chen’s moving hand model?
[1]
(b) The Slinky models the movement of air particles in a sound wave.
(i) Name the region labelled X.
[1]
(ii) Name the region labelled Y.
(c) Describe how the particles in a sound wave move.
[1]
[2]
[Total: 5]
Q6) Gayathri draws a distance/time graph of a car journey.
(a) How far has the car travelled after 7 minutes? _ _ _ _ _ _ _ _ km
[1]
(b) Gayathri thinks the car travels at different speeds.
Explain how she can tell this from the shape of the graph.
_ _ _ _ _ _ _ __ _ _ _ _ _ _ __ _ _ _ _ _ _ __ _ _ _ _ _ _ __ _ _ _ _ _ _ __ _ _ _ _ _ _ _
_ _ _ _ _ _ _ __ _ _ _ _ _ _ __ _ _ _ _ _ _ __ _ _ _ _ _ _ __ _ _ _ _ _ _ __ _ _ _ _ _ _ _
_ _ _ _ _ _ _ __ _ _ _ _ _ _ __ _ _ _ _ _ _ __ _ _ _ _ _ _ __ _ _ _ _ _ _ __ _ _ _ _ _ [2]
(c)
(i) Calculate the speed of the car during the first 5 seconds.
[2]
(ii) How long did the car stop?
[1]
(iii) What is the average speed of the car for the whole journey?
[2]
(iv) What is the average speed of the car for the time it was moving?
[2]
[Total: 10]
Q7)
A man lifts a child up. Think about the force that acts on the child.
a)
In which direction does this force act?
b) Look at the picture of the laboratory stool hanging from the force meter.
[1]
I.
[1]
What is the biggest force this Force metre can measure?
II.
How big is the force lifting the stool ?
[1]
III.
Complete the table.
[3]
Quantity
Description
Air Force caused by Gravity
units
mass
kg
IV. When astronauts went to the Moon, they found it much easier to lift heavy objects than
on Earth. Explain why ?
[2]
V. Press your hands very gently together and rub them. Now press much harder and rub
again. Describe what you observe. What does this tell you about the force of friction? [2]
[Total: 10]