?The unit of energy carried by a single photon is called a ____.
A. ?electron
B. ?radioisotope
C. ?quantum
D. ?alpha particle
Answer: C
You might also like to view...
For circular motion, the arc path is always in a clockwise direction
Answer the following statement true (T) or false (F)
Whether they were propertied or landless, immigrants were often enticed to leave their homelands by
A. letters from family or friends in the U.S., bragging about easy opportunities for wealth B. advertisements from companies promising big salaries to those who emigrate. C. greater prospects of finding a suitable wife in the West. D. word that there was free land available in the West. E. None of these choices are correct.
Which of the following stones is generally more vulnerable to disintegration by an acidic atmosphere?
A) Marble B) Granite
Gypsum or nylon blocks are most useful in estimating the soil water content if the soil is quite dry
Indicate whether the statement is true or false