Explanation:
energy cannot be created or destroyed, but only changed from one form to another or transferred from one object to another.
Answer:
Calculate the wavelength associated with an electron with energy 2000 eV.
Sol: E = 2000 eV = 2000 × 1.6 × 10–19 J
Answer:
Friction is a kind of force between two object when we rub or slide its surfaces together
for ex: when you rub the matchbox you get fire which is the result of friction
Explanation:
thats all i know
Relative time
seems to fit with this type of question.
Hope i Helped!
