Daily Practice · 13+ Common Entrance

Daily Practice - 13+ Common Entrance

2nd March 1998

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

1
Chemistry: Metals, the Reactivity Series and Environmental Chemistry
In the reactivity series, state which is more reactive: zinc or copper.
2
Physics: Forces and Energy
In a tug of war, Team X pulls with a force of 640 N and Team Y pulls with a force of 590 N in the opposite direction. Calculate the resultant force acting on the rope.
3
Physics: Electricity, Magnetism and Waves
A wave has a frequency of 50 Hz and a wavelength of 4 m. Use wave speed = frequency x wavelength to calculate its speed.
4
Physics: Light, Sound and Space
Put these bodies in order of their distance from the Sun, starting with the closest: Mars, Mercury, Earth, Venus.
5
Physics: Forces, Motion and Energy Resources
A car's velocity increases from 5 m/s to 17 m/s in 4 seconds. Use acceleration = change in velocity / time taken to calculate its acceleration.

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