Kinematics Review 1

Which will take a longer time to reach the ground if dropped from the same height: A 5kg medicine ball or a 1 kg basketball (assume air resistance is negligible)

• The medicine ball

• The basketball

• They will both hit the ground at the same time

• Not enough information to answer the problem

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A car has a negative velocity and a positive acceleration. The car is___________

• Speeding up

• Slowing down

• Traveling at a constant velocity

• At rest

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A car is traveling with a positive velocity and and positive velocity. The car is _______________

• speeding up

• slowing down

• moving at constant velocity

• at rest

A car is traveling with a negative velocity and 0 acceleration. The car is______________

• speeding up

• slowing down

• traveling at a constant velocity

• at rest

A object is launched horizontally over a cliff. Which of the following describe the horizontal and vertical acceleration correctly

• Vertical acceleration: Positive

  Horizontal acceleration: Negative

• Vertical acceleration: Negative

  Horizontal acceleration: Positive

• Vertical acceleration: Negative

  Horizontal acceleration: 0

• Vertical acceleration: 0

  Horizontal acceleration: negative

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According to the graph, when is the object speeding up

• From 4-5 seconds and from 13 to 18 seconds

• from 6 to 18 seconds

• from 4 to 9 seconds

• from 6 to 9 seconds

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According to the graph, when does the object change direction?

• At 6 seconds

• At 4 seconds

• At 4 and 9 seconds

• At 4, 9 and 13 seconds

A vector tells the both the magnitude and the _______________.

• Direction

• Speed

• Scalar

• Velocity

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A scalar quantity is always ____________.

• Time

• Number

• Symbol

• Letter

____________is the total movement that you traveled along a path.

• Displacement

• Velocity

• Speed

• Distance