Kinematics

Which of the following is equal to 50 milliseconds?

• 0.05 s

• 0.005 s

• 0.5 s2

• 5 s

Which of the following is an SI Base Unit?

• pound

• kilogram

• ounce

• slug

How long will it take an object to move 300 meters if the object is traveling with an average speed of 2 meter per second?

• 6 s

• 0.15 s

• 600 s

• 150 s

A driver is stopped in her car at an intersection. The light turns green and she accelerates the car to 18 m/s in 2.0 s. What is the magnitude of the car's acceleration?

• 1.1 m/s²

• 9.0 m/s²

• 0.11 m/s²

• 3.0 m/s²

A rocket travels a distance of 800 kilometers in 30 minutes. What is the average speed of the rocket?

• 2000 km/h

• 1600 km/h

• 2400 km/h

• 3200 km/h

Vehicle A is driving east from a set start point along a road at 45 km/h. Vehicle B is driving west along the same road from the same starting point at 55 km/h. After one hour, what is the position of Vehicle B relative to Vehicle A?

• 10 km west

• 45 km east

• 100 km west

• 55 km west

A jogger goes for two and a half hour run. During the first hour she ran a total of 15 kilometers. She then ran 12 kilometers during the second hour. She ran 5 kilometers during the final half hour of the run. What was her average speed for the entire run?

• 8.0 km/h

• 12.8 km/h

• 6.0 km/h

• 18.0 km/h

Which of the following graphs best represents the motion of an object with decreasing speed?

• 
• 
• 
• 

If Susie moves leftward 5 meters, what is true about her displacement?

• Her displacement is zero

• Her displacement is positive

• Her displacement is negative

• Cannot be interpreted with the information given

Which of the following is a vector?

• 0.007cm

• 7 meters

• 7 x 10⁶ m

• 7 miles Northwest