Question

Please help me. Thank you very much! 15 points :)
How does a steam engine do work?
A. Steam expands and spins an axle.
B. Steam turns a turbine.
C. Steam causes wheels to turn.
D. Steam enters a cylinder and pushes a piston.

Answer 1

D. Steam enters a cylinder and pushes a piston

Answer 2

The answer is definitely D. Steam enters a cylinder and pushes a piston