Hva er effort?
Hva er effort?
- The use of physical or mental energy to do something; exertion.
- A difficult exertion of the strength or will: It was an effort to get up.
- A usually earnest attempt: Make an effort to arrive promptly.
- Something done or produced through exertion; an achievement: a play that was his finest effort.
- Physics Force applied against inertia.