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A roller-coaster car has a mass of 500 kg when fully loaded with passengers. The car passes over a hill of radius 15 m, as shown. At the top of the hill, the car has a speed of 8.0 m/s. What is the force of the track on the car at the top of the hill?
Technological Imperative
The idea that technological advancements and innovations inevitably lead to changes in society, often without consideration of the societal or ethical consequences.
Prostate Cancer Screening
Medical tests conducted to detect prostate cancer in individuals showing no symptoms, aiming to identify cancer early when treatment may be more effective.
Emotional Detachment
A psychological condition in which individuals are unable to connect or engage emotionally with others, often as a protective mechanism.
Euthanasia
The practice of intentionally ending a life to relieve pain and suffering; often debated in ethics, legality, and healthcare policies.
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