Daily Practice - GCSE Science
Biology, chemistry and physics recall, definition and calculation, drawn from every strand.
18th April 2022
- 1The Solar System, Orbital Motion and Satellites
A satellite in a stable, small-radius, close orbit around the Earth is compared with a satellite in a stable, large-radius, distant orbit. State which of the two satellites has the greater orbital speed.
- 2Red-shift and the Expanding Universe
State whether a galaxy moving towards Earth would show a red-shift or a blue-shift in its light.
- 3Biology Required Practicals and Data Analysis
Why must the same volume of solution be used in every tube in an enzyme investigation?
- 4Cell 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.
- 5Cell Structure and Microscopy
Give the equation linking magnification, image size and real size.
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