4. At one moment during its flight, a thrown baseball experiences a gravitational force of 1.5 N (down] and a force from air resistance of 0.40 N [32° above the horizontal). Calculate the magnitude and direction of the net force on the ball. OAO

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Half Life

The concept of Half Life has numerous practical applications some of them includes figuring out the effective drug dosage to finding out when a radioactive becomes safe to use. If you look for a career in Nuclear Physics you will need this concept.