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Explain the First Past the Post electoral system and briefly describe its advantages and disadvantages.

The First Past the Post (FPTP) system is used for United Kingdom general elections. It consists of various elections in single member constituencies, the winner simply being the candidate who wins the most v...
JW
3866 Views

What is Photosynthesis?

Photosynthesis is the process by which plants make energy. Plants use carbon dioxide from the atmosphere, water from the soil and light which acts as a "catalyst" to make usable energy in the form ...
GP
Answered by Genevieve P. • Biology tutor
3303 Views

Can you explain the difference between saturated and unsaturated fatty acids?

The key distinguishing feature between saturated and unsaturated fatty acids is the presence of a double bond. This double bond, present only in unsaturated fatty acids, will mean there are less hydrogen ato...
BM
Answered by Brendan M. • Biology tutor
15121 Views

How does fractional distillation work?

Fractional distillation separates the different molecules in a crude oil mixture because of their differences in boiling points. A fractional distillation column is heated at the bottom and gets progressivel...
GP
3460 Views

What is the difference between weathering and erosion?

Weathering is the breakdown and decay of rocks in-situ (where they originally lie) whereas erosion is the active removal (transportation) of weathered fragments.
BR
14713 Views