Physics, 16.03.2020 20:26 swordnewsnetwork
A baseball flew 19.6 m straight up into the air after being hit by a bat. How long will it take for the ball to return from its maximum height?
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Physics, 21.06.2019 17:30
What is the relationship between the wavelength of a wave and it's energy?
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Physics, 22.06.2019 18:00
Cells in the nervous system have a potential difference of 70 mv across the cell membrane separating the interior of the cell from the extracellular fluid. this potential difference is maintained by ion pumps that move charged ions across the membrane. is this an emf? select the correct answer and explanation. 1)no. the ion pumps cannot separate charges; thus, they cannot create a potential difference. 2)yes. the ion pumps cannot separate charges, but they still can create a potential difference. 3)yes. the ion pumps can actively separate charge; thus, they can create a potential difference. 4)no. the ion pumps can separate charges, but they cannot create a potential difference.
Answers: 1
Physics, 22.06.2019 18:30
What would people living along the coast in south florida do if there was a hurricane warning? move to locations away from the water flock along coasts to watch the natural phenomenon buy instruments to predict the exact location of the hurricane measure water levels to know the exact time of the hurricane
Answers: 3
A baseball flew 19.6 m straight up into the air after being hit by a bat. How long will it take for...
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