GCSE Science
6th October 1991
- 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
State the difference between resolution and accuracy.
- 4Cell Biology
Name the structure in a plant cell that controls the substances entering and leaving the cell.
- 5Cell Structure and Microscopy
Name two structures found in a plant cell but not in an animal cell.
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