1 Answer

Ronan · Answer 1 · 2018-04-26T23:45:24+0000

Any action where there is not any movement, such as pushing as hard as you can against a wall. you are using the muscles, but nothing is moving as you cannot move the wall.

0 Comments

Please log in or register to add a comment.

Please log in or register to answer this question.

1 Answer

0 Comments

Please log in or register to add a comment.

Related questions

Other Questions