A block slides to the right while a student pulls it to the left along the same…
PHYSICS · Single correct · AP · Physics 1: Algebra-based · Work Energy and Power · Work Energy and Power
Problem
A block slides 3m to the right while a student pulls it 50N to the left along the same straight line. What is the sign of the work done by the student’s pull?
(a) Positive
(b) Zero
(c) Negative
(d) Cannot be determined without the mass of the block