Daily Practice

13+ Common Entrance

29th July 1989

5 questions · Years 7-8 · 744 questions in this band

1
Science: Full Practice Paper 7
State the word equation for aerobic respiration.
2
Science: Full Practice Paper 8
Name the three states of matter.
3
Science: Full Practice Paper 9
Name the layer of gases surrounding the Earth that contains the oxygen needed for respiration.
4
Working Scientifically
A student measures the length of a metal rod five times: 62.1 cm, 62.4 cm, 62.0 cm, 62.5 cm, 62.2 cm. Calculate the mean length of the rod.
5
Science: Working Scientifically and Practical Skills Set 2
A pupil uses a stopwatch to measure how long a candle takes to burn down by 1 cm, but forgets to shield the candle from a draught in the room. State whether this makes the result less reliable or less valid, and explain your answer.

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