Question

1. which is an example of a compound machine? (1 point) bicycle crowbar ramp seesaw

Explanation:

A compound machine is made up of two or more simple machines. A bicycle is composed of multiple simple machines like wheels (a wheel - and - axle simple machine) and levers (the pedals). A crowbar is a lever (a simple machine). A ramp is an inclined plane (a simple machine). A seesaw is a lever (a simple machine).

Answer:

bicycle