Some light switches that glow in the dark after the lights are turned off employ
A) fluorescence.
B) resonance.
C) incandescence.
D) all of the above
E) none of the above
Answer: E
Physics & Space Science
You might also like to view...
Force on a Wire: A wire is carrying current vertically downward. What is the direction of the force on this wire due to Earth's magnetic field?
A. horizontally towards the north B. horizontally towards the south C. horizontally towards the east D. horizontally towards the west E. vertically upward
Physics & Space Science
Process of Science: Why do we think the source of Jupiter's large internal energy come from gravitational contraction?
What will be an ideal response?
Physics & Space Science
What happens on or about March 20th, and what does the name signify?
What will be an ideal response?
Physics & Space Science
1010 Bq = ______ Ci?
a. 2.7 × 10^-11 c. 0.27 b. 3.7 d. 3.7 × 10^10
Physics & Space Science