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Explain the formation of a waterfall.

The formation of a waterfall occurs due to a difference in bands of soft and hard rock. The hard rock, e.g. granite, is eroded at a far slower speed than that of the soft rock, e.g. sandstone. This process i...
HM
Answered by Henry M. • Geography tutor
4216 Views

Tu passes un bon moment en vacances et tu décides d’envoyer un e-mail à ton ami pour lui raconter. Écris l’e-mail que tu lui enverrais.

Salut Sébastien,J’espère que ça va bien et que tu passes de bonnes vacances! Je suis avec ma famille au ski dans les Alpes. C’est génial! Il a y beaucoup de neige donc on a fait beaucoup de pistes. On a auss...
MS
Answered by Mariella S. • French tutor
8953 Views

To what extent did the legacies of European colonisation contribute to the Rwandan genocide of 1994?

The Rwandan genocide had traditionally been perceived by some historians such as Edward Herman and David Peterson as the result of a chaotic civil war, this view is further empathised by the United Nation’s ...
VO
Answered by Valuola O. • History tutor
2807 Views

What are the external angles of a regular hexagon?

(A diagram would be used to show what the external angles are)For any regular shape the external angles add up to 360 degrees. The external angles will all be equal since we are dealing with a regular shape....
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Answered by Hannah B. • Maths tutor
7625 Views

Describe the physiology of the cardiac cycle and how it is regulated.

The heart is a myogenic muscle, meaning the cells contract with no stimulus. However, this is not sufficient to keep a person alive so the cellular contractions are co-ordinated within the heart and the rate...
ED
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