Top answers

What was Augustine's approach to the Problem of Evil?

Augustine described evil as being a privation of good, that is it say that evil is not actual. When God created the world, he made it perfectly and evil did not exist, yet the Fall in the Garden of Eden led ...
EF
3490 Views

Why do melting points decrease down the group 1 and increade down the group 7? (core syllabus: Periodicity)

Elements in the group one (i.e. alkali metals from lithium to francium) exhibit metallic bonding: the positive nuclei are held together thanks to the attraction to delocalised electrons. As the number of ele...
PM
Answered by Paulina M. • Chemistry tutor
98470 Views

How do you know if you need an accent on 'a' or not?

Is it the verb 'avoir' or the preposition 'à'? To know which one to choose there is an easy question: can I say 'avait' instead of a/à? If the answer is yes, then it's the verb and it doesn't have an accent....
AC
Answered by Adeline C. • French tutor
4636 Views

Why do some verbs take 'etre' in the perfect tense? And how can I memorise them?

The majority of French verbs are take a conjugated form of the verb 'avoir' (to have) when forming the perfect tense, similarly to English. However, there is an important minority of verbs that use a conjuga...
HP
Answered by Henry P. • French tutor
7058 Views

Difference between prokaryote and eukaryote?

Prokaryotes do not have a membrane bound nucleus, eukaryotes do. Prokaryotes have plasmids. Prokaryotes have smalled ribosomes than eukaryotes. Eukaryotes have more organelles than prokaryotes. I.e. eukaryot...
LD
Answered by Laurence D. • Biology tutor
4615 Views