False the correct answer is chemical bonds instead of thermal energy
Answer: The distance between the man and the plane increasing at a rate of 400ft/s
Explanation: Please see the attachments below
Answer:
30 degrees
Explanation:
Reflects off of mirror 1 at 60 degrees....this makes it incident to second mirror at 30 degrees ....then angle of reflection equals this angle of incidence = 30 degrees
See atached diagram
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Square root of (4^2 + 4^2) = 4*squareRoot(2)
Multiply 25 * 8 = 200
So the cheetah has gone 200 miles in 25 seconds