Solar system, Stability of Orbital Motions & Satellites (AQA GCSE Physics): Quizzes
📚Quizzes
Practise the questions
12 questions from this quiz
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Practise the questions
12 questions from this quiz
What are satellites?
What are satellites?
Objects orbiting larger objects in space
Which force keeps satellites moving in their orbits?
Which force keeps satellites moving in their orbits?
Gravity
What would happen to a satellite without gravity?
What would happen to a satellite without gravity?
It would fly off in a straight line
How long have natural satellites been in their orbits?
How long have natural satellites been in their orbits?
Billions of years
Which of these is an example of a natural satellite?
Which of these is an example of a natural satellite?
The Moon orbiting Earth
How are artificial satellites launched into space?
How are artificial satellites launched into space?
Using rockets
What are GPS satellites used for?
What are GPS satellites used for?
Sat nav and positioning
What shape are satellite orbits?
What shape are satellite orbits?
Circular or near-circular
Why does gravitational force stay constant in a circular orbit?
Why does gravitational force stay constant in a circular orbit?
The radius stays fixed
What is the difference between speed and velocity?
What is the difference between speed and velocity?
Velocity includes direction, speed doesn't
What happens to a satellite's speed in a circular orbit?
What happens to a satellite's speed in a circular orbit?
It stays constant
How does orbital speed relate to distance from the Sun?
How does orbital speed relate to distance from the Sun?
Closer objects move faster