Question 3 (Essay Worth 5 points) A train leaves the station heading south on the tracks. It takes the train 5 seconds to reach 50 miles per hour. It completes the entire 100 mile trip in two hours. Calculate the train's average speed and velocity over the two hour trip. Show your work. Identify if each of the measurements are a scalar or vector quantity.
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Given the position vector of the particle r(t)=(t+1)i+(t^2β1)j+2t k, find the particle's velocity and acceleration vectors at t=1
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Complete the statement about memory improvement. ( )involves organizing and breaking down information into easier groups to expand capacity. rehearsal is the verbal repetition of information. these techniques are especially important for the improvement of ( ) memory.
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Lightning is an example of what phenomenon? a release of a large amount of energyan absorption of a large amount of energya natural electric circuita natural electric current
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From the perspective of an employee that effective channeling of work related information and concerns
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Question 3 (Essay Worth 5 points)
A train leaves the station heading south on the tracks. It takes...
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