Top answers

Describe the function of white blood cells

They defend the body against diseases by producing antibodies
NM
Answered by Nimshi M. • Biology tutor
4245 Views

How would you convert the decimal 0.125 into a fraction in its simplest form?

0.125 is the same as 125/1000. This is because we have to remove the decimal point before creating a fraction. So 0.125 times by 1000 is 125 and at this point the decimal point has been removed. But 125/1000...
TD
Answered by Tutor61277 D. • Maths tutor
228949 Views

Why is it that spectral lines emitted from stars in distant galaxies appear to be shifted towards the red end of the electromagnetic spectrum?

Spectral lines are caused by electrons within atoms being excited up energies levels by absorbing specific frequencies of light (this produces absorption lines- dark lines in an otherwise continuous spectrum...
LC
Answered by Louise C. • Physics tutor
6737 Views

Choose a novel or short story in which symbolism plays an important role and discuss its impact on the reader.

Firstly, you should identify key textual evidence that you can use to answer the question. Look through key quotes from the text and find some that include symbolism or imagery. Now, you need to analyse why ...
CW
5786 Views

How might an uncharged object become positively charged? (e.g. AQA Higher specimen paper 1)

Ask student what causes charge, i.e. motion of electrons. So answer is that electrons move away from the object leaving it positively charged, or move onto a neutral object leaving it negatively charged.
JW
Answered by Joanna W. • Physics tutor
15927 Views