Gabriella weighs 450 N. She climbs a flight of stairs to a height of 3 m. It takes her 5 seconds. How much work does Gabriella do when she climbs the stairs?

A.

150 J

B.

270 J

C.

1350 J

D.

2250 J

Question

Chemistry

Elaine Savage

6 August, 16:11

Gabriella weighs 450 N. She climbs a flight of stairs to a height of 3 m. It takes her 5 seconds. How much work does Gabriella do when she climbs the stairs?

A.

150 J

B.

270 J

C.

1350 J

D.

2250 J

+1

Answers (1)

Know the Answer?

Ethan Carrillo · Answer 1

The formula that can be applied in this problem is W = Fd where W is work, F is the force and d is distance. You have 450N and 3m, all you have to do is to multiply it.

W = Fd

W = (450N) (3m)

W = 1350J

The answer is letter C.

Gabriella weighs 450 N. She climbs a flight of stairs to a height of 3 m. It takes her 5 seconds. How much work does Gabriella do when she climbs the stairs?A.150 JB.270 JC.1350 JD.2250 J

Gabriella weighs 450 N. She climbs a flight of stairs to a height of 3 m. It takes her 5 seconds. How much work does Gabriella do when she climbs the stairs?

A.

150 J

B.

270 J

C.

1350 J

D.

2250 J