HDE Section 2: Energy Flashcards
1
Q
What is a joule?
A
One joule is the name for a newton metre; it is the work done when the point of application of a force one newton is moved through one metre.
2
Q
What has potential energy?
A
An object that will be able to do work due to its position or state has potential energy.
3
Q
Estimate the minimum power you would need to generate to climb a hill of height 80m in 5mins.
A
200W
