Biology, 28.11.2019 22:31 sarahaziz9526
A35 kg child moves with uniform circular motion while riding a horse on a carousel. the horse is 3.2 m from the carousel's axis of rotation and has a tangential speed of 2.6 m/s.
what is the child's centripetal acceleration?
a.
3.9 m/s2
c.
-2.1 m/s2
b.
2.1 m/s2
d.
1.2 m/s2
Answers: 1
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All but one describes an effect of aging on the digestive system. a) decreased acid secretion b) decreased elasticity of stomach c) capacity to resist damage decreases d) food remains in stomach for less time
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Biology, 22.06.2019 03:00
Why do leaves change color in the fall? green pigments break down and no longer mask the color of chlorophyll. chlorophyll breaks down and no longer masks the colors of other pigments. red- and yellow-colored pigments grow and mask green-colored chlorophyll. green-colored chlorophyll breaks down and turns red and yellow.
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Biology, 22.06.2019 11:30
Read the scenario below and answer the question that follows. hallie is reading a novel in the library when susan, her best friend, slumps down in a chair next to her. susan doesn't say anything, but hallie knows that susan is upset because she is slumping in her seat and rolling her eyes. a psychologist would explain that hallie is interpreting her friend's emotion based on a. the behavioral component of emotion b. her friend's ability to regulate emotion c. the verbal component of emotion d. the physiological component of emotion select the best answer from the choices provided a b c d
Answers: 1
A35 kg child moves with uniform circular motion while riding a horse on a carousel. the horse is 3.2...
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