Earth Structure 1) What does this photograph show?
The Earth is 4600 million years old.
Roll the mouse over the timeline What happened? When? Roll the mouse over the timeline to reveal information Roll the mouse over the timeline
(figures are in ‘millions of years ago’) Mark the following events on your time line. What do you notice? First flowers appear – 100 m India collides with Asia – 50 m Man (homo sapiens) inhabits the Earth – 0.1 m Formation of the Alps – 30 m You were born! – 0.00013 m Dinosaur extinction – 65 m Industrial Revolution (UK) - 0.0001 m (figures are in ‘millions of years ago’) Roll the mouse over the timeline to reveal information
Looking into the Earth Looking at it simply we can see the: Crust Mantle Core