1. Science
SKILLS 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28

2. Scales Labels Units Plotting
1. We can use SLUP to help us construct graphs. What does SLUP stand for?
answer
Scales
Labels
Units
Plotting

3. 2. What is missing from this bar chart?7 6
answer
Eye Colour
Number of pupils
Grey 3
Brown 6
Blue 7
Green 2 5 4 3 2 1
Labels
Grey
Brown
Blue
Green

4. 3. What is missing from this bar chart?
No. of pupils
answer
Eye Colour
Number of pupils
Grey 3
Brown 6
Blue 7
Green 2
Scale
Grey
Brown
Blue
Green
Eye colour

5. 4. What is wrong with this bar chart?7
No. of pupils 6
answer
Eye Colour
Number of pupils
Grey 3
Brown 6
Blue 7
Green 2 5 4 3 2 1
Bars for grey and
blue are incorrectly
drawn
Grey
Brown
Blue
Green
Eye colour

6. 5. What is wrong with this graph?7
No. of pupils 6
answer
Eye Colour
Number of pupils
Grey 3
Brown 6
Blue 7
Green 2 5 4 3 2 1
It’s the wrong type!
It’s a line graph.
It should be a bar chart
Grey
Brown
Blue
Green
Eye colour

7. 6. Read the passage to answer the question
6. Read the passage to answer the question. What were radio waves used for?
answer
“Radio waves were first used for communication by Marconi. He needed a transmitter to send out the waves and a receiver to detect the signals carried by the incoming waves. This showed that wires are not needed for radio communication”
Communication

8. 7. Read the passage to answer the question
7. Read the passage to answer the question. What is the frequency of a radio wave?
answer
“Radio waves transmit energy. The frequency of a radio wave is the number of waves produced in one second. A radio station can be identified by the frequency of the waves it transmits.”
The number of waves produced in one second

9. 8. Read the passage to answer the question
8. Read the passage to answer the question. What was a transmitter used for?
answer
“Radio waves were first used for communication by Marconi. He needed a transmitter to send out the waves and a receiver to detect the signals carried by the incoming waves. This showed that wires are not needed for radio communication”
To send out radio waves

10. The frequency decreases as the length of wire increases
9.The graph shows the frequency of sound produced by different lengths of guitar string. What happened to the frequency of sound as the length of wire increases?
answer
The frequency decreases as the length of wire increases

11. 10.The graph shows the frequency of sound produced by different lengths of guitar string. What length of wire produces a frequency of 40 hertz?
answer
0.5 metres

12. 11. Calculate the average (mean) of these numbers.
answer
Average

13. 12. Calculate the average (mean) of these numbers.
answer
Average

14. 13. Calculate the average (mean) of these numbers.
answer
Average
( ) ÷ 4 = 8

15. 14. Calculate the average (mean) mass of the cars below.
answer
( ) ÷ 5
= 4580 ÷ 5
= 916 kilograms

16. 15. Complete the table using the passage
answer
200
3.4
4.9

17. 16. Calculate the average (mean) of these numbers?
answer
Average
( ) ÷ 4 = 6

18. 17. Which car has the highest top speed?
answer
17. Which car has the highest top speed?
Car A

19. answer 18
Smooth Fluffy
Rayon Nylon

20. 19. Calculate the total of these numbers?
answer 32

21. 20. Calculate the total mass of all 4 cars.
answer
20. Calculate the total mass of all 4 cars.
= 4580

22. 21
answer

23. Internal bleeding and shock22
answer
Internal bleeding and shock

24. 23
answer 10

25. 24
answer
540 ÷ 9 = 60

26. 25
answer
470 X 3 = 1410

27. 26. What percentage of pupils in the class have brown eyes?
answer
Eye Colour
Number of pupils in class with eye colour
Grey 1
Blue 10
Brown 6
Green
Hazel 2
% brown = (number with brown ÷ total) X 100
= (6 ÷ 20) X 100
= 30%

28. 27. What percentage of pupils in the class have green eyes?
answer
Eye Colour
Number of pupils in class with eye colour
Grey 1
Blue 10
Brown 6
Green
Hazel 2
% green = (number with green ÷ total) X 100
= (1 ÷ 20) X 100
= 5%

29. 28. What percentage of pupils in the class have blue eyes?
answer
Eye Colour
Number of pupils in class with eye colour
Grey 1
Blue 10
Brown 6
Green
Hazel 2
% blue = (number with blue ÷ total) X 100
= (10 ÷ 20) X 100
= 50%