7) A ball is thrown upward at an initial velocity of 8.2 m/s, from a height of 1.8 meters above the ground. The height of the ball h, in metres can be represented, after t seconds, is modelled by the equation h = –4.8t² + 8.2t + 1.8. (a) Determine the height of the ball after 1.7 seconds.
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If a 250-g mass is hung on two identical springs, hung side by side , and both support the 250-g mass, how much will each spring stretch?
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Anew product is designed to make plants grow faster. twenty plants are fed the new product and twenty plants are used as a control group. which possible issue might cause an unavoidable error in the study?
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According to research, which of the following statements reflecting the relationship between emotion and the prefrontal cortex is false? select the best answer from the choices provided the prefrontal cortex to regulate one's emotional response. the prefrontal cortex is activated when processing information associated with stress. sensory input indicating emotion first enters the prefrontal cortex before traveling to the amygdala. the prefrontal cortex processes information associated with emotional pleasure.
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7) A ball is thrown upward at an initial velocity of 8.2 m/s, from a height of 1.8 meters above the...
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