Rocks Rock Activity Guide - Arizona Sonora Desert Museum Page 2
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2What Type Is It? (continued)
force of Mount St. Helens. Find out
With this information, circle the right answers.
more about that recent eruption and
A. What type of rock is mudstone?
think about what happened here long
igneous
sedimentary
metamorphic
ago.
B. What type of rock is the volcanic rock in the Tucson
Mountains?
Can You See the Swamp?
igneous
sedimentary
metamorphic
Look through the viewing tubes at
the red hills across the wash. The red stone is called mud-
5. Fossil Fun!
stone. This used to be the mud at the bottom of a swamp.
Continue on to our Ancient Arizona exhibit. You
How long ago? ________________________________
will see many examples of fossils
here. Fossils can form when the
4. What Type is it?
hard parts of a plant or animal
The Rock Cycle is how rocks are formed. Rocks fall into
get covered with mud. Over
three different types depending on how they pass through
many years, minerals in the hard
the rock cycle. Igneous rocks come from super-heated,
parts turn to stone. Fossils can
molten rock from deep in the earth. Sedimentary rocks form
also show traces of ancient life
when sand or other tiny particles erode from weathered
or ancient environments, such as
rock and get cemented together. Metamorphic rocks can be
footprints or ripple marks.
rocks formed in either of these ways but which get melted
and changed by intense heat or pressure.
Discover fossils hidden in the sand and rock. Give two
examples of animal body parts that became fossils:
____________________
_____________________
You can dig out your own fossils and bring them home if
you like.
6. Geo Careers
Geology is the study of rocks. Many different careers
require a background in geology. One is the study of
fossils. What do you call a scientist who studies ancient
life and ancient environments by studying fossils?
___________________________________
(hint: you can find the answer on the sign on the low wall in
front of the hidden fossils.)
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Scouts’ Badge Discovery Class/Grounds Tour Activity Sheets
2008 ASDM
Scouts’ Badge Discovery Class/Grounds Tour Activity Sheets
2008 ASDM
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