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Marie and Pierre Curie coined which term to describe the ability of certain elements to give off radiation spontaneously?
AM signals travel as changes in ____
Why does the wave of light bend toward the normal as it enters water?
The Curies discovered which two elements?
Light waves strike a lamp shade. Which property of light is demonstrated?
Certain seismic waves travel as ____
ANSWER PLEASE
4 answers
oh sorry well TOO BAD
I actually need help with number 1
1.
a. fluorescence
b. rarefaction
c. radioactivity**
d. electromagnetic
Could you tell me if this is right?
1.
a. fluorescence
b. rarefaction
c. radioactivity**
d. electromagnetic
Could you tell me if this is right?
Do you know what #3 is?