A white dwarf generates energy through ____
a. gravitational contraction
b. hydrogen fusion
c. helium fusion
d. mass loss
e. rapid rotation
a
Physics & Space Science
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Of all elements, ________ has the most stable and tightly bound nucleus
Fill in the blank(s) with correct word
Physics & Space Science
The "no atmosphere" temperature of a planet is never higher than the planet's actual temperature
Indicate whether the statement is true or false
Physics & Space Science
For a star of Sun-like mass, what is the last stage of the nuclear fusion?
a. Hydrogen to helium b. Helium to carbon and oxygen c. Carbon to magnesium d. Fusion goes all the way up to iron.
Physics & Space Science
As the number of loops in a current-carrying wire is increased, the
A) more spread out is the magnetic field. B) stronger the enclosed magnetic field. C) weaker the current. D) greater the back emf.
Physics & Space Science