Atoms that have the same number of protons and different numbers of neutrons are called
A) radioactive.
B) isotopes.
C) electrons.
D) carbon atoms.
Answer: B
You might also like to view...
A glacier that is now longer flowing is called a(n) ____________________ glacier. Fill in the blank(s) with the appropriate word(s)
The greatest danger from pyroclastic flows is ________
A) being buried in ash. B) not significant because they move so slowly they can be avoided. C) being incinerated by the hot gas and entrained magma. D) being smothered by hot gases and ash.
Which type of well can reach the Earth’s surface without additional pumping?
A. saturation well B. piezometric well C. sub-artesian well D. artesian well E. freestanding well
Which of the following is a secondary cause of forest degradation rather than a basic cause?
a. crop and timber exports b. government policies c. population growth d. Fires e. Poverty