Daily Practice

13+ Common Entrance

22nd May 1988

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

1
Chemistry: Reactions, Energy and Rates
State whether an exothermic reaction transfers energy to, or takes in energy from, the surroundings.
2
Chemistry: Metals, the Reactivity Series and Environmental Chemistry
Name the two substances that must both be present for iron to rust.
3
Physics: Forces and Energy
A trolley of mass 20 kg is pushed with a resultant force of 60 N. Use force = mass x acceleration to calculate its acceleration.
4
Physics: Electricity, Magnetism and Waves
State one way, other than increasing the current, to increase the strength of an electromagnet made from a coil of wire around an iron core.
5
Physics: Light, Sound and Space
State why an astronaut in open space, far from any planet or star, cannot hear an explosion happening nearby.

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