Top answers


What is the difference between diffusion and osmosis?

Diffusion is a passive process whereby molecules move from areas of high to areas of low concentration, down the concentration gradient. Osmosis is also a passive process however only refers to movement of w...
RN
Answered by Roisin N. Biology tutor
2930 Views

What is the best way to prepare for my interview?

The most important thing to remember when preparing for your interview is that you are not expected to be able to answer everything and a key area that the interviewer will be looking at is how you react to ...
HC
3385 Views

What are moral panics and folk devils?

The term moral panic was originally created by Stan Cohen. He argued that the media exagerrated certain crimes in the news, this then created a panic as the more media coverage there was the more arrests tha...
RD
Answered by Rachel D. Sociology tutor
8234 Views

In the photoelectric effect, why is the kinetic energy of the electrons independent of the intensity of light?

In our situation, the stopping potential doesn’t let any electron to pass. When we increase the frequency of incident light, the electrons get more energy. We know it from equation E=hf. When electrons gain ...
RK
Answered by Rafal K. Physics tutor
9484 Views

What is the best way to learn vocabulary? I am currently really struggling with remembering all the words.

Everyone learns in different ways, so it would be good to find out what sort of learner you are. Maybe you find images or pictures helpful? If this is the case, you could associate each word with a picture, ...
TD
2398 Views