Which of the Following Statements About Energy, Work, and Heat

question 110

Multiple Choice

Which of the following statements about energy, work, and heat is NOT true?

• A)Adding heat to a sample of matter increases the average kinetic energy of its constituent particles.
• B)Thermal energy is the portion of the energy of an object that increases as temperature increases.
• C)When an object does work, part of the energy it expends is destroyed as it converts to heat.
• D)The energy available from some chemical reactions can be used to do work and/or produce heat.
• E)Heat involves the transfer of energy from a hotter object to a cooler one.

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Definitions:

Synaptic Vesicles

Membrane-bound sacs in the neuron's terminal bulb that store neurotransmitters ready for release at the synapse.

Presynaptic Membrane

The part of the neuron that faces the synaptic cleft and is responsible for the release of neurotransmitters to signal adjacent neurons.

Depolarization

A decrease in the charge difference across a plasma membrane; may result in an action potential in a neuron or muscle cell.

Squid Axon Experiments

Classic scientific experiments conducted to understand the properties of nerve cells by studying the giant axon of squid.