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:

Abstain

To deliberately choose not to partake in a certain behavior or indulgence, often related to substances like alcohol or drugs.

Alcohol

A chemical substance found in drinks such as beer, wine, and spirits that can alter consciousness and often leads to intoxication.

Percent

A mathematical term representing a part or fraction of a hundred.

Substance Intoxication

Substance Intoxication pertains to the temporary, detrimental psychological and physiological effects resulting from the ingestion of or exposure to psychoactive substances.