Download Weathering / Rocks / Soil / Fossils

Essential Question
How can water and wind
change the Earth over time?
Jeopardy Review Game
Weathering
Soils
Fossils
Mixed
Review A
Mixed
Review B
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A large mass of ice moving
down a slope is called a:
Glacier
Erosion by wind, water, or ice
moves sediment. Over time
sediment drops into a new
place. When sediment is
dropped it is called ______.
Deposition
A crack in a rock has filled with water.
What might happen if the water
freezes?
The rock will crack
What feature is produced by
deposition?
Delta
If a rock has been weathered by
moving water, how will the rock
look and feel?
Worn down and smooth
Loose material that covers
much of the Earth’s surface is
called:
Soil
________ is the decayed remains
of plants and animals
Humus
The MOST humus is found in
which layer of soil?
Topsoil
List and describe the three
layers of soil.
Topsoil- a lot of humus
Subsoil- bottom layer of soild, not
much humus
Bedrock- bottom layer of rock
Which type of soil has the largest
particles?
Sandy
The preserved remains of a plant
or an animal that lived long ago are
_____________.
Fossils
What is the first step in how a
fossil is formed?
A living thing dies
What can fossils tell
paleontologists about organisms
that lived long ago?
1. They can tell paleontologists
what type of climate the organism
lived in- hot or cold
2. How large the organism was
3. What type of food the animals
ate.
Which type of fossil is formed
from a mold?
Cast
Petrified fossils are formed when
wood turns into ________
Rock
A fossil imprint of an animal that lived
long ago is not likely to give clues about
the animal’s:
A. shape
B. color
C. size
D. weight
B. color
Why can water pass easily
through sandy soil?
the particles are bigger
A _______________ is a
scientist that studies fossils.
Paleontologist
Which type of soil has the smallest
particles?
Clay
Which is an example of erosion?
A. wind moving sand from a dune
B. plant roots splitting apart a rock
C. large rocks wearing down
A. wind moving sand from a dune
. ___________ is the slow
breaking apart or wearing away of
rock into smaller pieces.
Weathering
List the four causes of
weathering.
Wind, Water, Ice, Roots
List the four causes of erosion
Wind, Water, Glacier, Gravity
Which MOST LIKELY made this fossil?
A. a sea creature
B. a bone
C. a plant
A. A sea creature
Which is NOT a cause of erosion?
A. glacier
B. bright sunlight
C. moving water
B. Bright sunlight
Final Jeopardy Question
If a paleontologist finds a fossil
of a fish on top of a mountain,
she can infer that the are was
once:
Underwater