MEASURING MOTION REVIEW CHAPTER 1 SECTION 1

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

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

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

ANSWER B. The distance an object travels over time

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

ANSWER D. The rate of velocity change over time

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

ANSWER C. 2 m/s

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

ANSWER D. 360 km/h

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

ANSWER A. True

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

ANSWER A. False

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

ANSWER A. True

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

ANSWER B. A tree

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

ANSWER B. 8,000 m/h

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

ANSWER A. 6.5 h

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!

ANSWER B. Velocity is speed in a certain direction.

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

ANSWER D. Velocity change vs. time

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

ANSWER D. Meters/second/second

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

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

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