Electromagnetic waves can travel in
A) a vacuum.
B) water.
C) both of these
D) none of the above
Answer: C
You might also like to view...
Most supermassive black holes are dormant
a. True b. False Indicate whether the statement is true or false
How was Earth's Moon formed, according to the currently most-accepted theory?
a) It formed from the collapsing protoplanetary disk at the same time as Earth. b) It was a passing body captured by Earth's gravity. c) It formed from debris produced by the collision of a Mars-sized object with the Earth. d) A gigantic volcano on Earth threw out the material that became the Moon. e) No one really knows.
What is quantum tunnelling?
What will be an ideal response?
Consider the following circuits. The batteries and capacitors are identical, and the switches have been closed for a very long time