http://www.uwsp.edu/CNR/wcee/keep/Mod1/Whatis/energyresourcetables.htm
In one hour there is one hour or 60 minutes. In one day there are 24 hours.
975
3600
1000. A megawatt-hour is the energy you'd get with a megawatt of power for 1 hour. Energy = power * time. It's important to note that it's 'megawatt hour' and not megawatt/hour (ie. it's not megawatt...
24 hours in one day