A 15-cm c m -tall closed container holds a sample of polluted air containing many spherical particles with a diameter of 2.5 ΞΌm ΞΌ m and a mass of 1.1 Γ Γ 10β14 β 14 kg k g . How long does it take for all of the particles to settle to the bottom of the container?
Answers: 3
Physics, 21.06.2019 17:10
The βdeath throesβ of stars are amongst the most complex phenomena in all of astronomy, and the βcorpsesβ of stars amongst the most energetic and exotic objects in existence. beginning at the end of the core helium fusion stage in a starβs life, describe in detail the post-main sequence development of both (a) a 1.0 solar mass star, and (b) a 25.0 solar mass star. in what significant ways do they differ? what role does each of these types of stars play in the "star-gas-star" cycle and the evolution of chemical elements in our galaxy?
Answers: 1
Physics, 22.06.2019 01:30
Ablock of mass 1.5 kg slides down an inclined plane that has an angle of 15. if the inclined plane has no friction and the block starts at a height of 3 m, how much kinetic energy does the block have when it reaches the bottom? acceleration due to gravity is g = 9.8 m/s2. a. 6.8 j b. 50.9 j c. 0 j d. 44.1 j
Answers: 1
Physics, 22.06.2019 06:40
Use the right-hand rule for magnetic force to determine the charge on the moving particle. this is a charge.
Answers: 1
Physics, 22.06.2019 10:00
There are two-speed cameras, one in an are where the speed limit is 30 km/h and another where the speed limit is 50 km/h. in which will there be a smaller time interval between the photographs? explain your answer.
Answers: 1
A 15-cm c m -tall closed container holds a sample of polluted air containing many spherical particle...
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