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MEASURING MOTION REVIEW CHAPTER 1 SECTION 1

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1. WHAT IS A REFERENCE POINT? A. A measurement for speed B. A measurement for velocity C. A stationary or moving object used to determine motion D. A book in the library

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ANSWER C. A stationary or moving object used to determine motion

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2. SPEED IS… A. NASCAR B. The distance an object travels over time C. A change in position relative to a reference point D. The speed of an object in a certain direction

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ANSWER B. The distance an object travels over time

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3. ACCELERATION IS… A. A change in position relative to a reference point B. The distance an object moved over the time in which the motion took place C. The speed of an object in a certain direction D. The rate of velocity change over time

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ANSWER D. The rate of velocity change over time

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4. KIRA JOGS TO A STORE 72 M AWAY IN A TIME OF 36 SECONDS. WHAT IS KIRA’S AVERAGE SPEED? A. 5 m/s B. 3 m/s C. 2 m/s D. 2 km/h

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ANSWER C. 2 m/s

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5. AN AIRPLANE TRAVELING FROM SAN DIEGO TO CHICAGO TRAVELS 1,260 KM IN 3.5 H. WHAT IS THE PLANE’S AVERAGE SPEED? A. 280 m/s B. 360 m/s C. 400 mph D. 360 km/h

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ANSWER D. 360 km/h

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6. IF YOU SLOW DOWN ON YOUR BICYCLE, YOU ACCELERATE. A. True B. False

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ANSWER A. True

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7. IF YOU RIDE YOUR BICYCLE AT A CONSTANT SPEED, YOU CANNOT ACCELERATE. A. True B. False

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ANSWER A. False

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8. CHANGING THE SPEED AND CHANGING THE DIRECTION OF YOUR BICYCLE ARE BOTH EXAMPLES OF ACCELERATION. A. True B. False

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ANSWER A. True

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9. WHICH OF THE FOLLOWING WOULD BE THE BEST REFERENCE POINT TO DESCRIBE THE MOTION OF A DOG? A. Another dog running B. A tree C. Jeff Gordon driving his NASCAR D. Mr. Ross jogging on the sidewalk

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ANSWER B. A tree

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10. WHAT IS YOUR AVERAGE SPEED IF YOU TAKE.5 HOURS TO JOG 4,000 METERS? A. 4,000 m/h B. 8,000 m/h C. 3,000 m/h D. 2,000 m/h

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ANSWER B. 8,000 m/h

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11. IF THE AVERAGE SPEED OF A CAR IS 110 KM/H, HOW LONG WILL IT TAKE THE CAR TO TRAVEL 715 KM? A. 6.5 h B. 7.2 h C. 8 h D. 3 minutes

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ANSWER A. 6.5 h

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12. WHAT IS THE DIFFERENCE BETWEEN SPEED AND VELOCITY? A. Speed is the rate of change. B. Velocity is speed in a certain direction. C. Speed is velocity is a certain direction. D. They are the same thing!

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ANSWER B. Velocity is speed in a certain direction.

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13. WHAT ARE TWO VARIABLES NEEDED TO SHOW ACCELERATION ON A GRAPH? A. Motion change vs. time B. Distance change vs. time C. Speed change vs. time D. Velocity change vs. time

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ANSWER D. Velocity change vs. time

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14. THE UNIT FOR ACCELERATION IS… A. Meters/second B. Meters/hour C. Meters/second/meters D. Meters/second/second

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ANSWER D. Meters/second/second

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15. MOTION IS… A. Change in position relative to a reference point. B. The distance an object moved over the time in which the motion took place C. The speed of an object in a certain direction D. The rate of velocity change over time

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ANSWER A. Change in position relative to a reference point.

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The quiz is on Tuesday! Make sure you are prepared! This PowerPoint can be found on Mr. C’s website: frost.sd54.org/mrcscience

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