The Graph Shows V_x Versus T for an Object Moving

question 22

Multiple Choice

The graph shows v_x versus t for an object moving in a straight line. What is the average speed from t = 0 s to t = 9 s?

• A) 44 m/s
• B) 32 m/s
• C) 22 m/s
• D) 24 m/s

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Definitions:

Retroactive Interference

A memory phenomenon where new information makes it harder to recall information learned earlier.

Proactive Interference

The phenomenon where old memories hold back an individual from retaining new memories.

Hindsight Bias

The tendency to believe, after an event has occurred, that one would have predicted or expected the outcome, even though it was not predictable.

Hindsight Bias

The inclination to see events that have already occurred as being more predictable than they were before they took place.