Terminal Velocity (OCR GCSE Physics A (Gateway Science Suite)): Quizzes
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Practise the questions
11 questions from this quiz
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Practise the questions
11 questions from this quiz
What is terminal velocity?
What is terminal velocity?
Constant speed when gravity equals air resistance
What happens to the forces when an object reaches terminal velocity?
What happens to the forces when an object reaches terminal velocity?
Upward air resistance = downward gravity
What happens to acceleration when an object reaches terminal velocity?
What happens to acceleration when an object reaches terminal velocity?
It stops accelerating
What is the resultant force on an object at terminal velocity?
What is the resultant force on an object at terminal velocity?
Zero
How does surface area affect terminal velocity?
How does surface area affect terminal velocity?
Larger surface area affects air resistance
Which factors affect an object's terminal velocity?
Which factors affect an object's terminal velocity?
Mass, shape, and the fluid
When does a skydiver reach terminal velocity?
When does a skydiver reach terminal velocity?
When air resistance = gravity
What is the initial acceleration of a freely falling object?
What is the initial acceleration of a freely falling object?
m/s²
What happens as drag forces increase during a fall?
What happens as drag forces increase during a fall?
Acceleration decreases until terminal velocity
What does the initial steep gradient on a velocity-time graph show?
What does the initial steep gradient on a velocity-time graph show?
High initial acceleration
What is the approximate terminal velocity shown in the example graph?
What is the approximate terminal velocity shown in the example graph?
m/s