A Constant Force Is Applied to a Body That Is

question 35

Multiple Choice

A constant force is applied to a body that is already moving. The force is directed at an angle of 60 degrees to the direction of the body's velocity. What is most likely to happen is that

• A) the body will stop moving.
• B) the body will move in the direction of the force.
• C) the body's velocity will increase in magnitude but not change direction.
• D) the body will gradually change direction more and more toward that of the force while speeding up.
• E) the body will first stop moving and then move in the direction of the force.

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Definitions:

Long-term Potentiation

A lasting enhancement in signal transmission between two neurons that results from stimulating them simultaneously, believed to be a cellular mechanism underlying learning and memory.

Neurotransmitters

Chemical substances involved in the transmission of neural impulses from one neuron to another.

Glutamate

A major neurotransmitter in the nervous system that plays key roles in brain development, learning, and memory.

Retrograde Amnesia

Failure to remember events that occurred prior to physical trauma because of the effects of the trauma.