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Or are they the same? The text book I have describes both as being a way of transferring substances through a cell membrane, when the levels of concentration is greater on one side??? I am confused!...
What effect does the color of the light have on the release of electrons from a sodium metal surface? (a) Write a brief experimental design to answer this question (b) Would you expect all the colors...
If somebody is moderately deaf with a hearing threshold of 50dB and they cannot hear a dog barking at 50ft away which is 80dB, will they also not hear a 80dB impact noise from the bang of a door also...
If a a very powerful audio speaker is emitting a pulsing bass sound from a window sill at 100 decibels into afreefield, outside enviroment will this have any effect on the general rule that sound...
Hello, not sure which heading to put this question into,Its rather strange.......but here goes,...... I've recently come across some sort of fungi that was growing behind our downstairs toilet,...
Can anyone tell me why VCR's clock is going wrong? No matter how many times I reset it after a few days it is about 5 minutes slow again. The rest of the functions seem to be ok. Thanks in advance
If someone has a hearing threshold of 40dB and an amplifier amplifies a sound of 20db by another 20dB to make it 40dB will the person be able to hear the sound without increasing the sound volume to...