rileysndr1782
17.02.2022 •
Physics
Ball 2 momentum after collision: 4 kg m/s This table shows the exchange of momentum for Ball 1, which was traveling at 10 kg m/s when it hit Ball 2, which was stationary. The momentum of Ball 1 after the collision is A) 4 kg m/s. B) 6 kg m/s. C) 10 kg m/s. D) 14 kg m/s.
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Ответ:
Color is determined first by frequency. ... As the frequency is increased, the perceived color gradually changes from red to orange to yellow to green to blue to violet. The eye doesn't perceive violet so well. It always seems to look dark compared to other sources at equal intensity.
Explanation: