GCSE Physics – Orbital motion

Last updated: 10/06/2020
CCEA GCSE Science – Combined science foundation Space physics GCSE Physics – Orbital motion

Learning Objectvies

-I can explain how gravity can change velocity but not speed
-I can explain why the radius of an orbit must change if speed changes

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  1. What is gravity?

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  2. What does gravity do?

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  3. What can gravity change?

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  4. What can gravity not change?

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  5. What does gravity help to orbit?

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  6. What must change for an orbit if speed changes?

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  7. What does a change in direction cause?

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  8. What is the definition of speed?

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  9. What does speed include?

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  10. What is the definition of velocity?

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  11. What are the units for speed?

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  12. What are the units for velocity?

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  13. Describe the direction of an object that is moving in a circle.

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  14. Describe the speed of an object that is moving in a circle.

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  15. Describe the velocity of an object that is moving in a circle.

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