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Find average acceleration

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May You please help me with these questions??

1. Anything that starts from rest will have a (positive, negative) acceleration.

2. Anything that slows down will have a (positive, negative) acceleration.

3. Anything that stops will have a (positive, negative) acceleration.

4. Anything that speeds up will have a (positive, negative) acceleration.

5. If a car has a constant speed going around a curve, will it be accelerating? Why or why not?

6. Natalie accelerates her skateboard along a path from 0 m/s to 4.0 m/s in 2.5 seconds. Find her average acceleration.

7. Find the average acceleration of a northbound subway train that takes 0.80 seconds to go from 12 m/s to 9.6 m/s.

8. Marisa's car accelerates at an average rate of 2.6 m/s2. Calculate how long (the time) it takes her to accelerate from 24.6 m/s to 26.8 m/s.

Reference no: EM132542962

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