The mass of matter is due mostly to its
1) protons
2) electrons
while the volume of matter is due mostly to its
3) protons.
4) electrons.
5) none of these
Answer: 1, 4
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A) heat energy. B) energy from nuclear power plants. C) energy carried by light. D) energy used to power home radiators. E) energy of motion.
If I want to make a red shirt, I would want the pigment called ________________ to be in the shirt.
a. Cyan b. Red c. Blue d. Yellow
If you wanted to know how much the temperature of a particular piece of material would rise when a known amount of energy through the process of heating was added to it, which of the following quantities would be most helpful to know?
A) initial temperature B) specific heat C) density D) coefficient of linear expansion E) thermal conductivity
Star brightnesses expressed in the magnitude system are known as _____, describing how the stars look to human eyes observing from Earth
A) apparent celestial magnitudes B) apparent angular magnitudes C) apparent visual magnitudes D) apparent rotational magnitudes