Starting from the core, the internal temperature of the Sun decreases gradually until reaching the photosphere.
Answer the following statement true (T) or false (F)
True
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An index of refraction less than one for a medium would imply that
A) that the speed of light in the medium is the same as the speed of light in vacuum. B) that the speed of light in the medium is greater than the speed of light in vacuum. C) that the speed of light in the medium is less than the speed of light in vacuum. D) refraction is not possible. E) reflection is not possible.
If no force is applied to a moving object, it will continue to move with constant speed in a straight line
Indicate whether the statement is true or false
R-09 insulation provides more resistance to the flow of heat than R-12 insulation
What will be an ideal response?
According to the first law of thermodynamics, for any process that may occur within an isolated system, which of the following choices applies?
a. entropy remains constant b. entropy increases c. entropy decreases d. None of the above choices apply.