GCSE Physics – Satellites

Last updated: 14/05/2020
CCEA GCSE Science – Physics higher Space physics GCSE Physics – Satellites

Learning Objectives

-I can recall the difference between natural and artificial satellites
-I can describe how an object maintains its orbit
-I can describe how velocity can change while speed remains constant

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  1. Current
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  3. Answered

  1. What do satellites do?

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  2. What is a natural satellite?

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  3. What is an artificial satellite?

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  4. What force keeps objects in orbit?

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  5. What do moons orbit?

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  6. If a moon gets closer to a planet, what happens to its motion?

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  7. What causes a planet to accelerate?

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  8. What do planets orbit in our Solar System?

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  9. What are the orbits of planets like?

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  10. If the Earth moved towards the Sun, what would happen to its orbit?

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  11. If a planet moves in a circle at constant speed, what is happening to its velocity?

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  12. Why does an object accelerate when it gets closer to a planet?

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  13. What are comets?

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  14. What is an asteroid?

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  15. What are the orbits of asteroids like?

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  16. Where are asteroids found in our Solar System?

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  17. What causes the acceleration of an object?

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  18. If an object constantly changes direction, what is happening to its motion?

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  19. If velocity changes without speed changing, what is happening?

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  20. Why can velocity change even if speed doesn’t?

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  21. What type of quantity is velocity?

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  22. What happens when an object is travelling in a circle?

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  23. In what direction is the resultant force for motion in a circle?

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  24. What is the name of the force that causes motion in a circle?

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  25. What does gravitational field strength depend on?

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