An arrow is shot straight up in the air from the ground with an initial velocity of 59.0 m/s. If on striking the ground it embeds itself 14.0 cm into the ground, what is the acceleration required to stop the arrow when it hits the ground?

0.11 m/s and 0.28 m/s should be correct

what experimental evidence led scientists to change from the previous model to this one?

a few of the positive particles aimed at a gold foil seemed to bounce back.

the colors of light emitted from heated atoms had very specific energies.

experiments with water vapor showed that elements combine in specific proportions.

cathode rays were bent in the same way whenever a magnet was brought near them.

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