Reducing Unwanted Energy Transfers Flashcards
1
Q
What does lubrication do?
A
Reduces frictional forces
2
Q
What are lubricants used for?
A
Reduce friction between the objects’ surfaces when they move.
3
Q
What state are lubricants usually in? Why?
A
Liquid so they can flow easily between objects.
4
Q
What does insulation do?
A
Prevents energy losses through heating
5
Q
Why does thicker walls in housing help insulation?
A
The insulation slows the energy transfer of thermal energy so it’s not lost.
