Top answers

How can I identify whether I am using the nominative, accusative or genitive case in German?

It can sometimes be confusing to identify what case you are about to use in German due to the fact that we don't have these cases in English. However, knowing confidently what case to use is the first step t...
JK
Answered by Jamie K. • German tutor
3438 Views

Solve 5x – 2 > 3x + 11

Let's temporarily replace the inequality sign ">" with "=". This gives us: 5x - 2 = 3x + 11. If we subtract 3x from both sides we are left with: 2x - 2 = 11. If we add 2 to both sides,...
TO
Answered by Tom O. • Maths tutor
20973 Views

What happens to the chemicals during the fractional distillation of crude oil?

In a fractionating column there is a temperature gradient that goes from being very hot at the bottom, to much cooler at the top. Crude oil is a mixture of hydrocarbons of different lengths, and we know that...
RH
Answered by Rachel H. • Chemistry tutor
7263 Views

How is body temperature regulated in mammals?

When it’s too hot, vasodilation occurs, in which the capillaries near the surface of the skin increase in diameter, allowing more blood to flow through them, releasing heat. Hairs on the skin lie flat. The s...
AL
Answered by Aylin L. • Biology tutor
6933 Views

How is a leaf adapted for photosynthesis?

Leaves have a large surface area so more light hits them. The upper epidermis of the leaf is transparent, allowing light to enter the leaf. The palisade cells contain many chloroplasts which allow light to b...
AL
Answered by Aylin L. • Biology tutor
161382 Views