Which of the following scenarios involves energy that we would typically calculate with Einstein's formula E = mc2?
A) A small amount of the hydrogen in a nuclear bomb becomes energy as fusion converts the hydrogen to helium.
B) A burning piece of wood produces light and heat, therefore giving off radiative and thermal energy.
C) A mass raised to a great height has a lot of gravitational potential energy.
D) An object accelerated to a great speed has a lot of kinetic energy.
A
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When an object is inside the focal point of a concave mirror, a(n) ______________ image always results
Fill in the blank(s) with correct word
The Very Large Array radio telescope in New Mexico is an example of the use of which astronomical technique?
a. spectral analysis b. photometry c. interferometry d. resolving power e. cosmic analysis
Earth is the only terrestrial planet to have experienced tectonic stresses and volcanic activity
Indicate whether the statement is true or false
The highest frequency visible light is
a. violet. b. red. c. blue. d. green. e. yellow.