Physics
06.11.2022 08:51
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A rock with a weight of 150 N falls 5 m to the ground. What is the potential energy
A rock with a weight of 150 N falls 5 m to the ground. What is the potential energy of the rock?
4a + 3a
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TheOneHpLeft
4,6(71 marks)
Sis Fr this is mathematically the answer is 7a JSUT combine the like-terms
vixxs345
4,9(55 marks)
True
Explanation:
The cosmic background radiation is detected to be a remnant of the Big bang. This radiation belongs to the microwave part of the electromagnetic spectrum
According to the big bang theory, universe was very very hot in the beginning and it gradually expanded and cooled. The remains of that radiation is the cosmic radiation which belongs to the electromagnetic spectrum. It is spread out all over the cosmos.
Wilkinson anisotropy probe is used to measure the temperature differences in the sky at various regions. The radiant heat is a remnant of the big bang
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