Physics, 31.07.2019 03:20 chelsearodi3985

Aprojectile is fired at an upward angle of 55° from the top of a 120 m cliff with a speed of 150 m/s. what will be its speed when it strikes the ground below? (use conservation of energy and neglect air resistance.) express your answer to three significant figures and include the appropriate units.

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Aprojectile is fired at an upward angle of 55° from the top of a 120 m cliff with a speed of 150 m/s...