Name an everyday object that has the same diameter-to-thickness ratio as the Milky Way, and demonstrate that it does using estimates of the size/thickness; this should be an object with a generally similar shape to the Milky Way. Draw both (a) this object, and (b) the Milky Way, both edge-on and face-on.
Answers: 2
Physics, 22.06.2019 00:00
Which is not a characteristic of a heat pump? a. it is used in air conditioners. b. it uses a refrigerant. c. it requires no work. d. it reverses the normal flow of thermal energy.
Answers: 2
Physics, 22.06.2019 00:30
Ablock of steel has a density of 0.29lbs per cubic inch. if the block has dimensions of 1 inch by 1 inch by 3 inches, what is its weight? a. 0.29lbs b. 0.58lbs c. 0.87lbs d. 1lbs
Answers: 1
Physics, 22.06.2019 02:30
If a refrigerator is a heat pump that follows the first law of thermodynamics, how much heat was removed from food inside of the refrigerator if it released 380j of energy to the room?
Answers: 1
Name an everyday object that has the same diameter-to-thickness ratio as the Milky Way, and demonstr...
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