A 30-Kg Child Sitting 5

question 36

Multiple Choice

A 30-kg child sitting 5.0 m from the center of a merry-go-round has a constant speed of 5.0 m/s. While she remains seated in the same spot and travels in a circle, the work the seat performs on her in one complete rotation is

• A) 0 J.
• B) 150 J.
• C) 1 500 J.
• D) 4 700 J.
• E) 46 000 J.

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Definitions:

Neurotransmitter Identification

The process of determining the specific neurotransmitters involved in transmitting signals between neurons in the nervous system.

Excitatory Synapses

Connections between neurons that increase the likelihood of the receiving neuron firing an action potential.

Inhibitory Synapses

Synapses that decrease the likelihood of the firing of the post-synaptic neuron, helping to regulate and control neural activity.

Synaptic Vesicles

Small sacs within a synaptic terminal that store neurotransmitters, which are released into the synaptic cleft in response to a nerve impulse.