Daily Practice · GCSE Science

Daily Practice - GCSE Science

25th May 1999

5 questions · GCSE · 584 questions in this band

1
The Solar System, Orbital Motion and Satellites
State what provides the centripetal force that keeps a planet in orbit around the Sun.
2
Red-shift and the Expanding Universe
State how the amount of red-shift is related to a galaxy's distance from Earth.
3
Biology Required Practicals and Data Analysis
Define the independent variable.
4
Cell Biology
A cube-shaped model cell has sides of length 3 cm. Calculate the surface area to volume ratio of the cube. Give your answer in the form n : 1.
5
Cell Structure and Microscopy
Give one advantage of a light microscope over an electron microscope.

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