Question 1 The drag force on a car increases as it picks up speed. If a car accelerates from 65 km/h to 110 km/h, by what factor does the drag force increase? By a factor of approximately 2 By a factor of approximately 1 By a factor of approximately 3 O By a factor of approximately 4 Question 2 An object cannot ever exceed terminal velocity. True False
Question 1 The drag force on a car increases as it picks up speed. If a car accelerates from 65 km/h to 110 km/h, by what factor does the drag force increase? By a factor of approximately 2 By a factor of approximately 1 By a factor of approximately 3 O By a factor of approximately 4 Question 2 An object cannot ever exceed terminal velocity. True False
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Transcribed Image Text:Question 1
The drag force on a car increases as it picks up speed. If a car accelerates from 65 km/h to 110
km/h, by what factor does the drag force increase?
O By a factor of approximately 2
O By a factor of approximately 1
By a factor of approximately 3
O By a factor of approximately 4
Question 2
An object cannot ever exceed terminal velocity.
O True
O False
Question 3
Terminal velocity results when
O the normal force
Odrag
O gravity
O static friction
Question 4
Your little brother's favorite toy is a toy car that is attached to a string. The string is fixed on the
other end to the middle of a board. When he turns it the car on, the car drives in a circular path on
the board. Which force(s) are responsible for the toy car's circular motion?
Static Friction
✔Tension
✔Gravity
and gravity are equal and opposite.
Centripetal Force
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