1:What is the reading from the speedometer? Select one: a. acceleration b. veloc

Question

1:What is the reading from the speedometer?

Select one:

a. acceleration

b. velocity

c. speed

d. distance

e. time

2:Velocity not only indicates the magnitude of the speed but also tells __________

Select one:

a. acceleration

b. the direction it travels

c. how fast the speed picked up

d. the time it travels

e. the distance it travels

3:We can calculate the average of a speed if we know the total distance traveled plus __________

Select one:

a. the initial time we started.

b. the total time spent

c. the final time we arrived

d. the acceleration we travled

e. the final speed we achived.

4:We started from Houston, drove to Austin ( 100 miles away) and came back to Houston.
The total displacement of this trip is:

Select one:

a. 0

b. 100 miles

c. 200 miles

d. uncertain

e. depends how fast traveled

5:We started from Houston, directly drove to Austin ( 100 miles away) and directly came back to Houston.
The total distance of this trip is:

Select one:

a. 100 miles

b. 0

c. 200 miles

d. depends on the speed

e. none of above

6:A runner's speed is 6 mph due south, the wind's speed is 5 mph due north, the net speed of the runner is _______

Select one:

a. 1 mph due south

b. 11 mph due south

c. 6 mph due south

d. 1 mph due north

e. 5 mph due north

7:A mass of 4.3 x 10^3 grams can also be written as

Select one:

a. 43 grams.

b. 430 grams.

c. 4300 grams.

d. 43000 grams.

e. 430000 grams.

Explanation / Answer

Q1) c) speed

Q2) b) the direction it travels

Q3) b) total time spent

Q4) a) 0

Q5) c) 200 miles

Q6) 1) 1 mph due south

Q7) c) 4300 grams

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