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Describe the formation of a waterfall

Waterfalls are formed over areas where hard rock lays over soft rock. When the river flows over soft rock, it erodes the soft rock away, which begins to undercut the hard rock which lays above. As the hard r...
SW
Answered by Sophie W. Geography tutor
7487 Views

Name 5 ways you can prepare psychologically for a sporting competition

Answers could include: Cognitve Methods: imagery visualisation selective attention positive self talk goal setting cognitive relabelling Somatic Methods deep breathing progressive muscular relaxation
HC
2471 Views

How should I structure my answers?

The formula that I used all throughout GCSE and A-Levels is a very simple one, and I'm sure teachers have explained this, or some variant of it, to you: point, evidence, explain. It is simple, yet so many pe...
DJ
5394 Views

Describe the process of ventilation, including the difference between active and passive expiration.

To expand the lungs and fill them with air, thoracic pressure decreases. This is done by the diaphragm contracting and flattening out and the external intercostal muscles raising the ribcage upwards and outw...
SG
Answered by Steph G. Biology tutor
10702 Views

Describe how a synapse works to transmit a nervous impulse from one neuron to another neuron.

There is a pre-synaptic and post-synaptic neuron. An impulse stimulates the presynaptic neuron, travelling down to the synaptic bouton. This releases neurotransmitters into the synaptic cleft, which diffuse ...
SG
Answered by Steph G. Biology tutor
3462 Views