What is the best description of temperature? O the same thing has heat energy

O the measurement of calories burned in a substance

O a measurement of the impact of heat energy

O an indirect measurement of Celsius

Aphoton is absorbed by an electron that is in the n = 3 state of a hydrogen atom, causing the hydrogen atom to become ionized. very far away from the nucleus, the released electron has a velocity of 750,000 m/s. what was the wavelength of the absorbed photon?

Awhite-blue star is hotter than a red star. select the best answer from the choices provided true or false

The sun's declination is 0° at the a. summer and winter solstice b. summer and winter equinox c. vernal and autumnal solstice d. vernal and autumnal equinox