Elevated levels of stress hormones most clearly contribute to developing A study assessing the effect of anxiety (low vs. high) and stress (low vs. moderate vs. high) on test.
Everyone experiences anxiety occasionally, but persistent anxiety can reduce your quality of life. Though likely best known for altering behavior, worry can have negative effects on our physical health. Anxiety speeds up our heartbeat and breathing, concentrating blood flow to the parts of our brains that need it. You are getting ready for a challenging situation by having this extremely bodily reaction. Test performance may be impacted by anxiety. According to studies, pupils with low levels of test anxiety perform better on multiple-hormones question (MCQ) exams than pupils with high levels of anxiety. Studies have indicated that female students have greater levels of test anxiety than male students.
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Answer:
As the wave moves to and fro so the total distance will be d=2x5=10 m
we have
time (t) = 5 s
hence velocity will be =2 m/s
Explanation:
Organisms form species if they live together and can reproduce offspring. A group of organisms of the same species living in the same place at the same time is called a population. If we put populations of different species together, that's called a community. So, a community needs groups of different species to exist.
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