Daily Practice · GCSE Science

Daily Practice - GCSE Science

18th September 1995

5 questions · GCSE · 584 questions in this band

1
Space Physics
State the difference between a natural satellite and an artificial satellite, and give one example of each.
2
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.
3
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.
4
Biology Required Practicals and Data Analysis
Why does taking repeat readings and calculating a mean improve the data?
5
Cell Biology
A microscope has a x10 eyepiece lens and a x20 objective lens. Calculate the total magnification.

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