Physics, 10.03.2020 00:18 live4dramaoy0yf9
An ideal blackbody is an object that .a. absorbs most of the energy that strikes it. b. only absorbs energy at ultraviolet ("black light") wavelengths. c. absorbs all the energy that strikes it. d. absorbs a little of the energy that strikes it. e. absorbs exactly half of the energy that strikes it.
Answers: 3
Physics, 21.06.2019 14:00
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Physics, 22.06.2019 07:20
Samir watches a 100-minute movie on his spaceship. maria's spaceshipe flies in the same direction as samir's spaceship but she observes his move to last 125 minutes and his spaceship to be 40 m long. how long does samir observe his own spaceship to be? according to an observer on earth, planet x is stationary. maria and samir depart earth on their spaceships at the same time, each flying at 0.5c. maria flies toward planet x and samir flies in the opposite direction. according to maria, her voyage to planet x takes 9 years. how many years does marias voyage take according to samir?
Answers: 3
Physics, 22.06.2019 14:40
What is the orbital period of a spacecraft in a low orbit near the surface of mars? the radius of mars is 3.4×106m.
Answers: 2
Physics, 22.06.2019 18:00
Which of the following is not a physical property of mattera. melting pointb.heat of combustionc. viscosityd. boiling point
Answers: 1
An ideal blackbody is an object that .a. absorbs most of the energy that strikes it. b. only absorbs...
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