Physics, 20.10.2019 18:30 millerbe1228
It was a cold, sunny day and the ground was covered with fresh snow. maria wore her black sweatshirt outside to play in the snow. she knew that black would light waves and keep her warm.
refract
absorb
diffract
reflect
Answers: 2
Physics, 22.06.2019 06:10, crystalryan3797
Africtionless piston-cylinder contains 50 l of saturated liquid r-134a. the piston has a mass and an area resulting in an applied pressure of 500 kpa on the refrigerant. the refrigerant is now heated until its temperature rises to 70∘c. calculate the work (in kj) done during this process.
Answers: 3
Physics, 22.06.2019 15:50, showerofstars
How many neutrons does plutonium -196 with an atomic number of 78.
Answers: 3
Physics, 22.06.2019 17:10, kaiyakunkle
What causes the development of most clouds and precipitation in the atmosphere?
Answers: 1
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