A Toy Rocket Is Launched Vertically from Ground Level (Y

question 3

Multiple Choice

A toy rocket is launched vertically from ground level (y = 0.00 m) , at time t = 0.00 s. The rocket engine provides constant upward acceleration during the burn phase. At the instant of engine burnout, the rocket has risen to 72 m and acquired a velocity of 30 m/s. The rocket continues to rise in unpowered flight, reaches maximum height, and falls back to the ground with negligible air resistance. The speed of the rocket upon impact on the ground is closest to

• A) 48 m/s
• B) 44 m/s
• C) 39 m/s
• D) 54 m/s
• E) 59 m/s

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Definitions:

Blood Calcium

The concentration of calcium ions in the blood, essential for various physiological processes including bone formation, nerve function, and muscle contraction.

Parathyroid Hormone

A hormone produced by the parathyroid glands that regulates calcium levels in the blood, essential for bone maintenance and normal nerve and muscle function.

Tetany

A medical condition characterized by spasms in the hands and feet, cramps, and muscle twitches caused by imbalances in calcium or other electrolytes in the body.

Type 2 Diabetes

A chronic condition that affects the way the body processes blood sugar (glucose), characterized by insulin resistance and eventually insulin deficiency.