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    Three physics (dynamics): Acceleration vector, ball thrown horizontally, fish weight

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    10. if the acceleration vector of an object is in opposite direction as the velocity vector, then:

    a. the object is moving in the negative x-direction
    b. speeding up
    c. slowing down
    d. turning
    e. at rest

    12. a ball thrown horizontally from a point 24m above ground strikes the ground after traveling horizontally a distance of 18 m. with what speed was it thrown?

    a. 7.40 m/s
    b. 6.10
    c 8.96
    d 8.22
    e. 3g

    18. a 1.6 kg fish is weighed with two spring scales, each of negligible weight. what will be the readings on the scales?

    a. the bottom cale will read 16 N and top scale will read 0.
    b. each scale will show a reading of 8 N
    c. the top scale will read 16 N and bottom scal will be 0
    d. each scale will show a reading of 16N

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    Solution Preview

    10.

    Answer: c. slowing down

    Explanation:

    if the acceleration vector of an object is in opposite direction as the velocity this means the change in velocity per ...

    Solution Summary

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