Answer :
For the first one is A.
Second one is A.
Third one is D.
Forth one is B.
Hope this helps:)
Second one is A.
Third one is D.
Forth one is B.
Hope this helps:)
#1 A) Long wavelength and high frequency.
#2) A) Brightness.
#3) D) They are used to examine things.
#4) B) Compression and visible light waves.
#2) A) Brightness.
#3) D) They are used to examine things.
#4) B) Compression and visible light waves.