Which are the correct units of energy?
A N/m2
B N/s
C J
D J/s
Define what the term "closed" means when referring to a system.
State the law of conservation of energy.
Complete the equations for kinetic energy and gravitational potential energy (GPE).
Choose quantities from the box.
Each quantity can be used once, more than once or not at all.
mass | force | speed |
height | gravitational field strength | acceleration |
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