Unit 2 Motion Summative Assessment Question Bank

**Teachers,

Feel free to use questions from this document to create your own test. This document will have the questions organized by standard, so you are able to pick questions that cover all the standards.

Benchmark 6.2.2.1.1

Measure and calculate the speed of an object traveling in a straight line.

1. The SI unit for distance is the

1. acre.
2. meter.
3. kilogram.
4. centiliter.

2. What is the average speed of a boat that travels 57 kilometers in 3 hours?

1. 171 km/h
2. 60 km/h
3. 54 km/h
4. 19 km/h

3. How far will the boat in question 2 travel if it maintains this speed for 5 hours?

1. 89 km
2. 95 km
3. 114 km
4. 117 km

4. Mr. Sam took 1 h 15 min to drive from his home to office. If the distance between his home and office was 50 miles, at what average speed did Mr. Sam drive?

1. 62.5 mph
2. 40 mph
3. 50 mph
4. 75 mph

5. A sailboat started its journey at 6:30 am and reached the destination at 11:45 pm. If the distance of the journey was 1276.5 miles, what was the sailboat's average speed?

1. 67 mph
2. 70 mph
3. 72 mph
4. 74 mph

6. The summer camps had a field trip from the campus to Fragrance Hill. They traveled at an average speed of 65 km/h in the first 2 hours. After that, they travelled at another average speed of 78 km/h. If the distance between the campus and Fragrance Hill is 364 km, what was the total time for a field trip?

1. 3 hours
2. 4 hours
3. 5 hours
4. 6 hours

7. Distance equals speed divided by time.

1. True
2. False

8. Very short distances should be measured in kilometers.

1. True
2. False

9. Meters per second is the SI unit for __________.

1. position
2. motion
3. velocity
4. speed

Benchmark 6.2.2.1.2

For an object traveling in a straight line, graph the object’s position as a function of time, and its speed as a function of time. Explain how these graphs describe the object’s motion.

10. The steeper the line on a position-time graph, the faster the object’s motion is changing.

1. True
2. False

11. A horizontal line on a distance-graph represents a speed of zero.

1. True
2. False

12. The slope of a position-time graph can be used to find the moving object’s

1. acceleration
2. speed
3. velocity
4. mileage

13. A position-time graph shows the direction(s) the moving object has traveled relative to the starting position.

1. True
2. False

14. A position-time graph shows how far an object has traveled at any given time since it started moving.

1. True
2. False

15. Which of the following is the best definition of deceleration?

1. zero acceleration
2. constant acceleration
3. changing acceleration
4. negative acceleration

16. Acceleration always involves a change in

1. speed.
2. velocity.
3. direction.
4. all of the above

17. Any change in velocity is referred to as __________.

1. acceleration
2. speed
3. time
4. deceleration

18. Look at the diagram below. Explain what is happening at each letter. Think about distance, time, position, and speed as ways to describe what you are seeing.

^[1]

A = _________________________________________________________________________________________

B = _________________________________________________________________________________________

C = _________________________________________________________________________________________

D = _________________________________________________________________________________________