Question

help

Answer 1

In which situations is work being done?
Hannah leans against her locker, but it doesn’t move.
Andy’s car rolls down a hill with the engine off.
A wind turbine stands still on a sunny, windless day.
A balloon expands as it is heated by the Sun.
James pedals a stationary exercise cycle that doesn’t move.

Answer 2

@psirockin2 @Warriorz13 @JustSaiyan Pick multiple

Answer 3

James pedals a stationary exercise cycle that doesn’t move.

Answer 4

Andy’s car rolls down a hill with the engine off.

Answer 5

The balloon expanding i think too

Answer 6

I think so.

Answer 7

Sorry, I'm not doing this all of one post, just turns into a spam post

Answer 8

okay whatever

Answer 9

Radient and chemical, I think