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, 22.06.2019 12:30
Consider a hydrogen atom in the ground state. what is the energy of its electron? =e= jj now consider an excited‑state hydrogen atom. what is the energy of the electron in the =5n=5 level? =e5= j
Answers: 3
Physics, 22.06.2019 18:00
Write a hypothesis about the effect of increasing resistance on the current in the circuit. use theformat and be sure to answer the lesson question. “how do changes in voltage or resistance affect current in an electric circuit? ”
Answers: 3
Physics, 22.06.2019 23:00
Amother used 150 watts of power to raise a 15 newton object in a time interval of 8.0 seconds. through what vertical distance was the object raised ?
Answers: 1
Every second, the sun converts 4 million tons of matter to energy. how long will it take the sun to...
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