Scientists are able to use the theories of physics to describe the conditions of the universe back to: Select one: A. the end of the Radiation Era. B. the end of the Planck Epoch. C. the Recombination Epoch. D. the moment of the Big Bang. E. the beginning of GUT. The nuclear epoch occurred during the formation of: Select one: A. all elements up to iron. B. all known elements. C. only protons and neutrons. D. deuterium and helium. E. dark energy.
pilleriakLa
Answered question
2022-11-24
Select one:
A. the end of the Radiation Era.
B. the end of the Planck Epoch.
C. the Recombination Epoch.
D. the moment of the Big Bang.
E. the beginning of GUT.
The nuclear epoch occurred during the formation of:
Select one:
A. all elements up to iron.
B. all known elements.
C. only protons and neutrons.
D. deuterium and helium.
E. dark energy.
Answer & Explanation
MarinoneTS2
Beginner2022-11-25Added 5 answers
2. D. deuterium and helium.
New Questions in Advanced Physics
Non-metals are generally poor conductors of heat and electricity. True or False
________ consists of a community of organisms interacting with their physical environment.
A clean nickel surface (work function 5.1eV), is exposed to light of wavelength 206nm. What is the maximum speed of the photoelectrons emitted from this surface?
What is voltage sensitivity of galvanometer?
A lead pencil consists of a cylinder of wood with a solid cylinder of graphite filled in the interior.The diameter of the pencil is 7 mm and the diameter of the graphite is 1 mm.If the length of the pencil is 14 cm, find the volume of the wood and that of the graphite.[Assume ]
Identify the simple machine used in bicycle.
Lever
Inclined plane
Wheel and axle
PulleyWhat is physics in simple words?
What is lateral pressure?
Total Energy of the universe is constant?
Yes, of course
No, it’s conserved but not constant.
Only mechanical energy is conserved.
Can't sayA capacitor has a capacity C and reactance X. If the capacitance and frequency both are doubled, the reactance will become
A. 4X
B.X/2
C. X/4
D.2XA truck on a straight road starts from rest, accelerating at , until it reaches a speed of . Then the truck travels at a constant speed for until the brakes are applied causing the truck to decelerate uniformly to stop it in additional .
(a) For how much time the truck is in motion?
(b) What is the average speed of the truck for its entire motion?How was it shown that an atom has empty space?
Why do electrons flow from negative to positive and electric charge flows from positive to negative?
What are the laws of optics?
The volume of air taken in and out of the lungs during normal breathing is called___
tidal volume
residual volume
inspiratory reserve volume
expiratory reserve volume
