From the planks equation
E=hv
V= c/ wave length
V= 3×10^8/30×10^-9
=1×10^16
E= hv
6.63×10^-34×1×10^16
= 6.63×10^-18
Answer:
its 45 over 6
Explanation:the answer is in the question
travel through a vacuum at the speed of light. Other waves need a medium; sound waves need molecules that vibrate.
Answer:
<h3>law</h3>
Explanation:
The law of conservation of energy states that the total amount of energy in a system remains constant.
A convex mirror makes a reflected light rays spread out.
