A Rocket Taking Off Straight Upward Develops a Thrust of 10,000

question 71

Multiple Choice

A rocket taking off straight upward develops a thrust of 10,000 newtons. The rocket weighs 2,000 newtons. The net force on the rocket, neglecting air resistance, is

• A) 8,000 newtons.
• B) 10,000 newtons.
• C) 12, 000 newtons.
• D) 2,000 newtons.
• E) zero.

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Definitions:

ACh

Acetylcholine, a neurotransmitter involved in muscle activation, memory, and learning.

Flaccid Paralysis

A medical condition characterized by weakness or paralysis and reduced muscle tone without an obvious cause.

Acetylcholinesterase

An enzyme that breaks down the neurotransmitter acetylcholine, terminating its action at the neural synapse.

Action Potentials

Rapid and temporary changes in the electrical membrane potential of a cell, allowing for the transmission of signals along neurons.