Author Question: A person applies a constant force on an object of mass 20 kg that causes the object to move ... (Read 41 times)

jace · **on:** Jul 29, 2018

A person applies a constant force on an object of mass 20 kg that causes the object to move horizontally at a constant speed of 0.20 m/s through a distance of 0.80 m. What is the work done on the object?

A)

160 J
B)

10 J
C)

16 J
D)

0 J
E)

Cannot be determined without knowing the magnitude of the applied force.

Question 2

How many significant figures are in 0.0067?

A)

1

B)

2

C)

3

D)

4

E)

5