
electromagnetic waves
Interactive Video
•
Science
•
8th Grade
•
Practice Problem
•
Medium
Kavita Sadwal
Used 1+ times
FREE Resource
5 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What did Maxwell propose as the source of electromagnetic waves?
Oscillating charges
Moving charges
Stationary magnets
Static charges
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What did Hertz use to demonstrate electromagnetic waves in his experiments?
Radio waves
Visible light
X-rays
Ultraviolet light
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How do electromagnetic waves travel according to Maxwell's equations?
In a circular path
In a straight line
Parallel to electric and magnetic fields
Perpendicular to electric and magnetic fields
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What did Michelson and Morley disprove about electromagnetic waves?
They cannot travel in a vacuum
They require a medium called ether
They are longitudinal waves
They can travel faster than light
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the speed of electromagnetic waves in a vacuum?
3 * 10^12 meters per second
3 * 10^6 meters per second
3 * 10^8 meters per second
3 * 10^10 meters per second
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