Daily Practice · GCSE Science

Daily Practice - GCSE Science

24th February 1997

5 questions · GCSE · 584 questions in this band

1
The 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.
2
Red-shift and the Expanding Universe
State whether a galaxy moving towards Earth would show a red-shift or a blue-shift in its light.
3
Biology Required Practicals and Data Analysis
Why must the same volume of solution be used in every tube in an enzyme investigation?
4
Cell Biology
Name the structure in a plant cell that controls the substances entering and leaving the cell.
5
Cell Structure and Microscopy
Give the equation linking magnification, image size and real size.

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