Top answers

How does fair trade improve living standards?

The fairtrade movement and organisations linked to it strive to meet certain conditions that help improve the lives of the farmers, pickers, transporters and others involved in the growing and production of ...
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Answered by Susan B. • Geography tutor
2791 Views

How does an invasive species cause negative effects on the biodiversity of an ecosystem?

Invasive species can cause negative effects on biodiversity through out-competing native species, becoming a voracious top predator and killing most of the native animals/fauna (especially since if there are...
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Answered by Susan B. • Biology tutor
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Starting from the fact that acceleration is the differential of velocity (dv/dt = a) derive the SUVAT equations.

Intergrating with respect to time, you get that v = u + at. Knowing that velocity is just the rate of change of your position ds/dt = v, and sustituting the previous expression for v, you get ds/dt = u + at....
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Answered by Ben W. • Maths tutor
6802 Views

Describe four characteristics of an efficient respiratory surface

Four characteristics of an efficient respiratory surface are: thin epithelium, large surface area, abundant capillaries, ventilation mechanism.
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Answered by Grace R. • Biology tutor
30219 Views

What rehearsal techniques could you use to explore the relationship between two characters?

An insightful exercise you could consider would be status cards. After asking the cast to move freely around the space in character, you ask each to choose an imaginary card from a deck which signifies their...
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Answered by Rachael W. • Drama tutor
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