Melting ice would damage this polar bears habitat meaning the polar bear may decrease
Answer:
volume;mass
Explanation:
7 meters, 2.8 meters
work done (nm) = force (n) * distance (m)
140= 20 * m
140/20 = m
m=7 meters
140= 50 * m
140/50 = m
m= 2.8 meters
