Daily Practice - 13+ Common Entrance
Common Entrance english, maths and science.
15th July 2023
- 1Chemistry: Metals, the Reactivity Series and Environmental Chemistry
Explain why attaching a block of zinc to the hull of a steel ship helps to protect the ship from rusting.
- 2Physics: Forces and Energy
A parcel of mass 2.5 kg is lifted onto a shelf 2 m above the ground. Take g = 10 N/kg and use GPE = mass x g x height. Calculate the gain in gravitational potential energy.
- 3Physics: 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.
- 4Physics: Light, Sound and Space
State why an astronaut in open space, far from any planet or star, cannot hear an explosion happening nearby.
- 5Physics: Forces, Motion and Energy Resources
A runner covers 400 m in 50 seconds at a constant speed. Use speed = distance / time to calculate her speed.
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