If the Force Exerted on an Object Is in the Negative

question 4

Multiple Choice

If the force exerted on an object is in the negative direction,the work it does on the object must be

• A)negative.
• B)positive.
• C)The work could be either positive or negative, depending on the direction the object moves.

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Definitions:

Antidepressant Drug

An antidepressant drug is a medication prescribed to alleviate symptoms of depression by correcting chemical imbalances of neurotransmitters in the brain.

Reuptake

A process in which neurotransmitters released into the synaptic cleft are reabsorbed back into the presynaptic neuron, thus stopping their action on the postsynaptic neuron.

ACh

Acetylcholine, a neurotransmitter in both the central and peripheral nervous systems that is involved in muscle activation, memory, and learning.

Muscular Paralysis

The loss of muscle function in part of your body, which can be a complete or partial inability to move muscles.