Energy And Efficiency Flashcards
1
Q
When you Lift an Object, Energy Stored in your ___________ is Transferred to the Gravitational Potential Energy Store of the Object. The Amount _______________ Depends on the Object’s Weight and How High You Life It.
A
Muscles…Transferred…
2
Q
Weight is Measured in Newtons (__). Energy is Measured in Joules (__).
A
N…J…
3
Q
The Energy Supplied to a Device is Called the ________ Energy. The Energy Transferred by the Device is Called the Useful __________ Energy.
A
Input…Output…
4
Q
________ Energy (J) = Useful Output Energy (J) + Energy Wasted (__).
A
Input…J…
5
Q
Efficiency = Useful Output Energy _____________ By The Device (J) / Total Input Energy Supplied By The Device (__).
A
Transferred…J…
6
Q
No Device Can Be More Than ____% Efficient.
A
100.
