A Box of Mass M Is Pressed Against (But Is

question 28

Multiple Choice

A box of mass m is pressed against (but is not attached to) an ideal spring of force constant k and negligible mass, compressing the spring a distance x. After it is released, the box slides up a frictionless incline as shown in the figure and eventually stops. If we repeat this experiment but instead compress the spring a distance of 2x

• A) the box will go up the incline twice as high as before.
• B) just as it moves free of the spring, the box will be traveling twice as fast as before.
• C) just as it moves free of the spring, the box will be traveling four times as fast as before.
• D) just as it moves free of the spring, the box will have twice as much kinetic energy as before.
• E) just before it is released, the box has twice as much elastic potential energy as before.

Analyze and critique the historical exclusion of women and minorities in psychological research and recognize their contributions to the field.

Develop an understanding of the experimental methods commonly used in psychology to study behavioral phenomena.

Understand the difference between multiculturalism, prejudice, and discrimination.

Analyze the impact of immigration and ethnic diversity on Canadian society.

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