The dominant energy source that powers the Sun at the present time is
A) the release of gravitational energy as the Sun slowly contracts.
B) thermonuclear fusion of hydrogen into helium in the core.
C) thermonuclear fission of helium into hydrogen in the core.
D) thermonuclear fusion of helium into heavier elements in the core.
Correct Answer:
Verified
Q214: In the 1920s, Arthur Eddington made a
Q215: To what does the term "hydrostatic equilibrium"
Q216: At the present time, the energy of
Q217: The net hydrogen fusion reaction in
Q218: A hydrogen nucleus (a proton) has a
Q220: The Sun has existed for a very
Q221: The energy transfer process that operates in
Q222: What is the dominant mechanism by which
Q223: According to the theoretical model of the
Q224: What is the dominant mechanism by which
Unlock this Answer For Free Now!
View this answer and more for free by performing one of the following actions
Scan the QR code to install the App and get 2 free unlocks
Unlock quizzes for free by uploading documents