Question

A wrecking ball is a tool that is used to tear down unsafe houses or buildings. A heavy ball is hung from a crane and swings into the side of a structure, crushing the walls. What type of energy does the wrecking ball use to destroy the walls?
A.

chemical energy

B.

heat energy

C.

magnetic energy

D.

mechanical energy

Answer 1

D. mechanical energy

The wrecking ball uses mechanical energy (gravitational potential converted to kinetic energy as it swings) to strike and crush the walls.