Anet force of 50 n is applied to a 10 kg cart that is already moving at 3 m/s. the final velocity of the cart was 8 m/s. for how long was the force applied

1 second

Explanation:

Assuming that the force is in the same direction as speed we can do the graphic.

some think that theories become laws, but theories and laws have separate and distinct roles in the scientific method. a law is a description of an observed phenomenon in the natural world that hold true every time it is tested. it doesn't explain why something is true; it just states that it is true.

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gans

explanation:

vestigial organs (like your appendix) are organs that no longer serve a purpose.