PLEASE HELP ME! IM TIMED
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Physics, 22.06.2019 17:40
You throw a baseball directly upward at time =0 at an initial speed of 14.9 m/s. what is the maximum height the ball reaches above where it leaves your hand? ignore air resistance and take =9.80 m/s2.
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Physics, 22.06.2019 20:00
An element becomes a positively charged ion when itloses protons.loses electrons.gains electrons.gains neutrons.
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What efficiency of a car's engine when heat input is 200,000 joules and waste heat is 150,000 joules? a. 75% b. 35% c. 25% d. 85%
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Physics, 23.06.2019 04:31
Describe the three ray tracing steps used to identify an image for the given situation.
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