How hot do the hottest stars get?
a. 1,000,000 k
c. 2,500 k
b. 40,000 k
...
Physics, 07.01.2020 04:31 angelagonzalesownus1
How hot do the hottest stars get?
a. 1,000,000 k
c. 2,500 k
b. 40,000 k
d. 1,500 k?
Answers: 1
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Aphysical change is a change in the size, shape,, or stafe of matter true or false
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Scout feels ill one day before school. her mother puts a thermometer in her mouth and the temperature begins to climb to 100Ā°f. what is happening between the cooler thermometer and scout's body? a) scout's body is applying a force to the particles in the thermometer. b) kinetic energy is being transferred from her mouth to the thermometer. c) potential energy is being lost by the thermometer and gained by scout's body. d) the potential energy stored in foods is converted to mechanical energy to raise the mercury in the thermometer.
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How much force was applied to an object if was moved 2 meters and the work done on the object was 8 joules? a. 0.25 n b. 4 n c. 6 n d. 16 n
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A2000 kg car is rounding a curve of radius 200 m on a level road. the maximum frictional force the road can exert on the tires of the car is 4000 n. what is the highest speed at which the car can round the curve?
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