A Box of Mass M Is Pressed Against (But Is

question 37

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 with a box of mass 2m

• A)the lighter box will go twice as high up the incline as the heavier box.
• B)just as it moves free of the spring,the lighter box will be moving twice as fast as the heavier box.
• C)both boxes will have the same speed just as they move free of the spring.
• D)both boxes will reach the same maximum height on the incline.
• E)just as it moves free of the spring,the heavier box will have twice as much kinetic energy as the lighter box.

---

Definitions:

Avoided Foods

Foods that individuals choose not to eat for various reasons including allergies, health conditions, ethical beliefs, or personal preferences.

Cognitive-Behavioral Therapy (CBT)

A form of psychotherapy that focuses on modifying dysfunctional emotions, behaviors, and thoughts through a goal-oriented, systematic procedure.

Bulimia Nervosa

An eating disorder characterized by episodes of binge eating followed by behaviors to prevent weight gain, such as vomiting.

Antidepressant Treatment

The use of medication designed to improve symptoms of depression by altering chemical imbalances in the brain.