Representing Terminal Velocity (AQA GCSE Physics): Quizzes
📚Quizzes
Practise the questions
12 questions from this quiz
ShowHide
Practise the questions
12 questions from this quiz
What are the two forces acting on an object falling vertically through a fluid?
What are the two forces acting on an object falling vertically through a fluid?
Weight and drag
What causes the weight force on a falling object?
What causes the weight force on a falling object?
Gravity
What is drag?
What is drag?
Friction between object and fluid
What is an example of drag?
What is an example of drag?
Air resistance
What force does air resistance oppose?
What force does air resistance oppose?
The force of gravity
How does drag change as an object's speed increases?
How does drag change as an object's speed increases?
Drag increases
What happens to an object when it is initially dropped through a fluid?
What happens to an object when it is initially dropped through a fluid?
It accelerates
Why does an object accelerate when first dropped?
Why does an object accelerate when first dropped?
Gravitational force exceeds drag
What is the direction of the resultant force on an object when it is first dropped?
What is the direction of the resultant force on an object when it is first dropped?
Downwards
What happens when the drag force equals the force due to gravity?
What happens when the drag force equals the force due to gravity?
Forces are balanced, no resultant
How does an object move at terminal velocity?
How does an object move at terminal velocity?
At constant speed
What is terminal velocity?
What is terminal velocity?
The object's maximum speed