Physics, 08.08.2019 23:30 nxusasmangaliso7596
Every second, the sun converts 4 million tons of matter to energy. how long will it take the sun to reduce its mass by 1% (the mass of the sun is 2 × 1030 kg)? compare your answer with the lifetime of the sun so far.
Answers: 3
Physics, 21.06.2019 21:00
50 g of ice at 0°c is dropped in a beaker containing 100 g of water at 0°c. what will be the contents of the beaker after 5 hours? assume that the room temperature is 0°c.
Answers: 1
Physics, 22.06.2019 02:30
Which feature of a heating curve indicates a change ofn state
Answers: 1
Physics, 22.06.2019 09:00
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?
Answers: 1
Physics, 22.06.2019 13:00
Acertain radio station broadcasts radio waves that have a wavelength of 298cm what is its broadcast frequency?
Answers: 3
Every second, the sun converts 4 million tons of matter to energy. how long will it take the sun to...
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