Physics, 08.01.2021 03:00 destinywiggins75
A laser beam is directed at the Moon, 380,000 km from the Earth. The beam diverges at an angle of \thetaθ of 0.8 x 10-5 rad. What diameter spot, in m, will it make on the Moon?
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Given the position vector of the particle r(t)=(t+1)i+(t^2−1)j+2t k, find the particle's velocity and acceleration vectors at t=1
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What properties of a moving object are used in determining the object's energy of motion
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Observations show that interstellar clouds can have almost any shape and
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How many neutrons does element x if it’s atomic number is 28 and its mass number is 87
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