Answers: 3
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 18:10
Which of the following statement is false ? a.batteries should never be stored on metal trays or outside in the elements)b, battery acid cannot be neutralized)c.do not stack batteries on top of each other)d.never put a damaged battery in a dumpster. i
Answers: 1
Physics, 23.06.2019 05:10
Which of the following should not be included in a great summary? a. blaming your lab partner b. new questions your experiment has generated c. your prediction d. your investigation plan
Answers: 2
Physics, 23.06.2019 07:00
What is the period of a wave traveling 5 m/s if its wavelength is 20 m/s
Answers: 1
A rocket is fired straight up into the air with an initial velocity of 14m/s.
1. How high does it g...
Spanish, 06.10.2019 01:30
Biology, 06.10.2019 01:30
Arts, 06.10.2019 01:30
Computers and Technology, 06.10.2019 01:30
Mathematics, 06.10.2019 01:30
Health, 06.10.2019 01:30
English, 06.10.2019 01:30