Multiple Choice
Heavy elements, such as those throughout Earth and within our bodies, appear to have been formed:
A) only during the initial Big Bang formation of the universe.
B) by radioactive decay here on Earth.
C) inside the Sun.
D) deep inside some now-vanished star.
Correct Answer:

Verified
Correct Answer:
Verified
Q64: At what distance would a friend have
Q65: In angular measurements used in astronomy, how
Q66: The following distance units, arranged in size
Q67: Which of the following is not considered
Q68: The element helium was discovered (through spectroscopy)
Q70: The speed of light is approximately 3
Q71: Based on dating of meteorites, the oldest
Q72: Which of the following is not considered
Q73: The idea of thermonuclear fusion, the release
Q74: The rules that govern the behavior of