13+ Common Entrance
30th April 1989
- 1Science: Full Practice Paper 9
Name the process used to neutralise an acid using an alkali.
- 2Working Scientifically
A thermometer has graduations every 1 degree C. A student takes a single temperature reading of 40 degrees C. Calculate the percentage uncertainty in this reading.
- 3Science: Working Scientifically and Practical Skills Set 2
A pupil wants to find out whether increasing the concentration of a salt solution affects the boiling point of water. Suggest one variable, other than salt concentration, that should be kept the same for this to be a fair test.
- 4Science: Working Scientifically and Practical Skills Set 3
State the name given to a value read from a graph that lies between two points that were actually measured.
- 5Reading and Comprehension (Prose)
In an extract, a character 'chewed his lip and stared at his shoes.' What does this suggest about the character's feelings?
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