Casey and Mark Are Running a Race at Constant Speeds

question 183

Multiple Choice

Casey and Mark are running a race at constant speeds. The graph below shows the distance d (in miles) they have traveled since they started the race at time t (in minutes) . Which one of the following statements is true?

• A) Not enough information
• B) Mark is running faster than Casey.
• C) Casey is running at 0.23 mph while Mark is running at 0.31 mph.
• D) Casey is running at 4.3 mph while Mark is running at 3.2 mph.
• E) Casey and Mark are both traveling at the same constant speed.

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Definitions:

Specific Responses

Particular reactions to stimuli, often as a result of learning or conditioning.

Innate Drives

Fundamental biological instincts and impulses that drive behavior, such as hunger, thirst, and the need for sleep.

Reinforcement

The process by which a stimulus or an event (a reinforcer) following a particular behavior increases the probability that the behavior will happen again.

Self-Determination Theory

Deci and Ryan’s theory asserting that all humans have three basic, innate organismic needs: competence, relatedness, and autonomy.