Physics, 29.09.2020 01:01 kordejah348
Tamika is babysitting and wants to make jello with the kids. She has to heat the water before adding the jello mix, If she heats the mixture to 50°C, how do the molecules move? Select ALL that apply. 2 A. The hotter molecules move faster than the colder molecules. B. The hotter molecules move towards the surface of the mixture. C. The hotter molecules move towards the bottom of the mixture. D. The hotter molecules move slower than the colder molecules. E. The colder molecules move towards the surface of the mixture. E. The colder molecules move towards the bottom of the mixture.
Answers: 3
Physics, 22.06.2019 10:00
Suppose a wheel with a tire mounted on it is rotating at the constant rate of 2.15 times a second. a tack is stuck in the tire at a distance of 0.373 m from the rotation axis. noting that for every rotation the tack travels one circumference (a) find the tack's tangential speed. (b) what is the tacks radial acceleration?
Answers: 2
Physics, 22.06.2019 15:20
Abag of potato chips contains 2.00 l of air when it is sealed at sea level at a pressure of 1.00 atm and a temperature of 20.0 deg c. what will be the volume of the air in the bag if you take it with you, still sealed, to the mountains where the temperature is 7.00 deg c and atmospheric pressure is 70.0 kpa? assume that the bag behaves like a balloon and that the air in the bag is in thermal equilibrium with the outside air.
Answers: 3
Physics, 22.06.2019 16:20
What is the mass of the water that is being heated? it requires 2,500 joules to raise a certain amount of water (c = 4.186 jig c) from 20.0°c to 60.0°c. o 159 o 40 g o 63 g o 80 g
Answers: 2
Tamika is babysitting and wants to make jello with the kids. She has to heat the water before adding...
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