Physics, 23.01.2022 21:40 sophiav9627
A shipwreck survivor is lying on a raft in the middle of the ocean. The survivor trying to pass the time counts 15 crests that pass the raft in 45 seconds. The distance from the crest of one wave to the adjacent trough of the same wave was measure at 4 meters in the direction of wave’s propagation. Calculate the speed of the waves.
Answers: 3
Physics, 22.06.2019 05:00
Modern physics a photon emitted from an excited hydrogen atom has an energy of 3.02 electron volts. which electron energy-level transition would produce this photon? a. n=1 to n=6 b. n=2 to n=6 c. n=6 to n=1 d. n=6 to n=2 i chose b but the correct answer is d can someone tell me why? and what's the difference?
Answers: 1
Physics, 22.06.2019 09:30
The necleus of an atom is made up of what subatomic particles?
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Physics, 22.06.2019 14:30
Give one example to show that when substances are mixed,it may result in a chemical or a physical change depending on the conditions.
Answers: 2
Physics, 22.06.2019 14:30
70 give a real life example showing how sensory neurons work with the motor neurons
Answers: 2
A shipwreck survivor is lying on a raft in the middle of the ocean. The survivor trying to pass the...
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