Download Age Patterns Chart

Age Patterns on the Earth
Pattern
Oceans - On this map the oldest rocks are blue,
and the youngest rocks are red.
Continents – Look at the map of the age of rocks
on the continents. The ages are in millions of years
How old are the oldest
rocks?
How much of the
surface is made of rock
that is older than 250
Less than half
million years? Estimate!
Describe the pattern of
where the youngest
rocks are. If you don’t
see a pattern, say so.
Describe the pattern of
where the oldest rocks
are. If you don’t see a
pattern, say so.
Circle One:
Half
Circle One:
More than half
Less than half
Half
More than half