Suppose We Have a Rocket in Outer Space

question 59

Multiple Choice

Suppose we have a rocket in outer space.The rocket consists of a payload of 5280.0 kg and 121000 kg of fuel.Assume that the rocket starts from rest,accelerates to its final velocity.After reaching this final velocity it begins its 3.82 * 10⁵ km trip to the moon.The speed at which the rocket expels propellant is 4.22 km/s.If the rocket is to make the trip from the Earth to the Moon,a distance of 3.82 * 10⁵ km,how long will the trip take to complete ?

• A)15 hours
• B)6.7 hours
• C)23 hours
• D)7.5 hours
• E)7.9 hours

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Definitions:

Distal Tubule

A portion of the nephron in the kidney that plays a crucial role in the regulation of potassium, sodium, calcium, and pH levels in the urine.

Plasma Proteins

Proteins present in blood plasma, including albumin, globulins, and fibrinogen, that perform essential roles in blood clotting, defense against pathogens, and transport of substances.

Erythrocytes

Red blood cells that carry oxygen from the lungs to the body's tissues and carbon dioxide back to the lungs.

Glucose

A simple sugar that is an important energy source in living organisms and is a component of many carbohydrates.