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Longer Answer Questions
Use the idea of tectonic plates to explain why all of the continents have not been eroded down to
sea level 
Describe the main events in the history of the Solar System from its formation until appearance of the
human race 
Alfred Wagener's theory of continental drift explains how the continents can move over time.
Describe Wagener's theory
Give two pieces of evidence that support his theory 
A recent advertising campaign had the slogan `Slip, Slap, Slop' Slip on a t-shirt, Slap on some
sunscreen and slop on a hat
Explain why the government encourages its citizens to use sunscreen when sunbathing.
Explain why people do not always agree about the risks involved 
There was a time when all TV broadcasts used analogue signals. Now the government are preparing
to switch all the signals over to digital. Explain the advantages of digital transmission over analogue