Energy Flashcards
0
Q
Potential energy?
A
Stored energy. Ex: there’s a higher potential energy when holding a pen up in the air and lower potential energy when it’s on the floor.
1
Q
What is energy?
A
The capacity to do work
2
Q
What is Kinetic Energy?
A
Energy in motion. Ex: when dropping the pen/act of falling
3
Q
Thermodynamics?
A
The study of energy.
4
Q
What is the first law of thermodynamics?
A
Energy is neither created nor destroyed.
5
Q
What is the 2nd law of Thermodynamics?
A
Entropy (messiness in the universe is always increasing). Ex: when cleaning your house you’re creating havoc in your body where it’s giving off heat
6
Q
Heat?
A
Energy in an unusable form.
7
Q
Example of both potential and kinetic energy?
A
Water fall
