Daily Practice

13+ Common Entrance

3rd January 1989

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

1
Chemistry: Reactions, Energy and Rates
State two factors, other than using a catalyst, that increase the rate of a reaction between a solid and a solution.
2
Chemistry: Metals, the Reactivity Series and Environmental Chemistry
State one way that painting a garden gate helps to prevent it from rusting.
3
Physics: 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.
4
Physics: Electricity, Magnetism and Waves
A torch bulb has a resistance of 15 ohms and a current of 0.2 A flows through it. Use V = I x R to calculate the voltage across the bulb.
5
Physics: Light, Sound and Space
A ray of light travels from air into a glass block. State whether the ray bends towards the normal or away from the normal as it enters the glass.

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