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Study Guide -- Momentum, Center of Mass (Mr. Rogers AP Physics C ) |
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Online Quiz - Kinematics http://assignments.discoveryeducation.com/ Q8E29-405B |
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Physics I Perfectly Powerful Practice Test -- Kinematics |
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Name _____________________________ Period_____________ Date__________________ |
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Assume magic land conditions on all problems unless stated otherwise. In other words there is no air resistance or friction. |
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Indicate the best answer: |
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1 |
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Robin hood shoots an arrow up in the night sky. What is the acceleration at the very top of its path? |
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a) zero b) 9.8 m/s/s upward c) 9.8 m/s/s downward d) it depends on the initial velocity |
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2 |
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Bill drives his car 20 times around a circular track in 50 seconds. The track is 100 meters in diameter. What is Bill's average velocity? |
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3 |
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Jane drives her car 20 mph for 40 mile and 40 mph for 60 miles. What is her average speed? |
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4 |
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Name 3 controls on a car which can be used for changing its velocity. |
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5 |
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Bambi steps into the road in front of Ben's car when he is going 45m/s. He slams on the brakes and stops after 7 seconds. Find the acceleration in g's. |
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6 |
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The g is a unit of ________________ . |
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7 |
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Juan's car has an acceleration = -2.76 m/s/s and a velocity = 43m/s. Is he slowing down or speeding up? |
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8 |
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Martha's car is going 38 m/s when it hits a tree. It stops in 0.04 seconds. Find her acceleration in g's. |
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9 |
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Bradley drops a rock in a well. It falls for 12 seconds. How deep is the well? |
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10 |
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Which of the following is/are a vector(s)? |
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a) displacement b) velocity c) distance d) speed e) all of the answers |
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11 |
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The Velocity of an object can be determined at a particular time by finding the slope of _____________. |
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a) the displacement verses time plot |
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b) the velocity verses time plot |
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c) the acceleration verses time plot |
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12 |
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Albert flips a coin up in the air at an upward velocity of 5 m/s. He fails to catch it on the way down and it falls down an 8 m deep well. Draw a vs t, v vs t, and y vs t curves. Calculate the max height and max magnitude of velocity of the coin. |
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13 |
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Draw the a vs t, v vs t, and y vs t curves for the following relationship: a = 8t -2. Find the velocity after 3 seconds |
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14 |
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Describe the effects of air resistance on the kinematics of a dropped object. | |