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  3. 1) a car accelerates at 4 m /s / s. assuming the c

1) A car accelerates at 4 m /s / s. Assuming the car starts from rest,...

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Physics

1) A car accelerates at 4 m /s / s. Assuming the carstarts from rest, how far will it travel in 10 s?

2) An object falls freely from rest on a planet wherethe acceleration due to gravity is twice that of in Earth. Find thespeed of the object after 5 second?

3) It takes 8 seconds for a stone to fall to the bottomof a mine shaft. How deep is the shaft?

4) A bag of groceries has a mass of 30 kilograms and inearth. Find its weight in the earth in moon?

5) If two force vector 20N and 40N are perpendicular toeach other. Find the resultant vector?

Answer & Explanation Solved by verified expert
4.2 Ratings (820 Votes)
1 D dinitial position vt initial velocity times time 12at2 5 times acceleration times time squared Your initial position and velocity are both zero so the first two    See Answer
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