The true statement is:
B. Radiant energy does not require a medium through which to travel.
Radiant energy, such as light, can travel through a vacuum, while sound waves require a medium (such as air, water, or solids) to propagate.
Which of the following statements is true?
A.
Radiant energy is the same as sound waves.
B.
Radiant energy does not require a medium through which to travel.
C.
Radiant energy does not serve any useful purpose.
D.
Radiant energy is a form of potential energy only.
1 answer
1 answer