Mission 2
By Tiffany West



As you proceed through the next part of the
investigation, think about what processes
might make these landforms.
Are you a good detective?
Use the clues that you have learned through
your study of earth’s processes.
Landform 1:
Springs
A source of
water that
comes from
the ground.
How is a spring
formed?
Look at the clues in the
pictures and use the
context clues in the
definition to be a
detective.
Read and watch the video and see if you were right!
http://ga.water.usgs.gov/edu/watercyclesprings.html
http://www.floridasprings.org/expedition/videos/
(click on “Water’s Journey” or “Springs Heartland”- Be aware that they are trying to
persuade you, so be a critical thinker)
http://educypedia.karadimov.info/library/geyser.swf
Landform 2:
Stream
A body of
running water (as
a river or brook)
flowing on the
earth
What creates a
stream?
Look at the clues in the
pictures and use the context
clues in the definition to be
a detective.
Watch the video and see if you were right!
http://www.youtube.com/watch?v=-Z_KHVIrL4c
http://www.youtube.com/watch?v=SfJ-XfPtBas

Landform 3:
Floodplain
The low flat land along
a stream or river that
may flood
It can also be a plain
that has been built up
from earth left by
floodwaters
What creates a
floodplain?
Look at the clues in the
pictures and use the
context clues in the
definition to be a detective.
Read and watch the video and see if you were right!

See what people are doing to control these floodplains.
http://pubs.usgs.gov/of/1993/ofr93-641/
http://www.youtube.com/watch?v=-PBT4OEJfGs

Landform 4:
Delta
A triangular or
fan-shaped
piece of land
made by
deposits of
mud and sand
at the mouth of
a river.
How are deltas
formed?
Look at the clues in
the pictures and use
the context clues in
the definition to be a
detective.
Watch the video and see if you were right!
http://www.youtube.com/watch?v=adHiQ6Dn8DI
http://www.youtube.com/watch?v=7TRvslIuXg8
Landform 5:
Valley
An area of
lowland between
ranges of hills or
mountain
What creates a
valley?
Look at the clues in the
pictures and use the
context clues in the
definition to be a
detective.

Watch the video and see if you were right!
http://www.youtube.com/watch?v=FIn0UoeDyVg
http://www.youtube.com/watch?v=APehiE08YVk
http://www.youtube.com/watch?v=hwA7LXA-SCg
http://www.youtube.com/watch?v=riWyekPlYNQ
Landform 6:
Canyon
A deep narrow
valley with steep
sides and often
with a stream
flowing through
it.
How is a
canyon formed?
Look at the clues in the
pictures and use the
context clues in the
definition to be a
detective.
Watch the video and see if you were right!
http://www.youtube.com/watch?v=lN0cZg_9XeM
http://www.youtube.com/watch?v=rPC6cGaJo_E

Landform 7:
Sinkhole
A hole formed
in soluble rock
by water
It allows water
to move to an
underground
passage
What creates a
sinkhole?
Look at the clues in
the pictures and use
the context clues in
the definition to be a
detective.
Watch the video and see if you were right!
http://www.youtube.com/watch?v=hVKBR1ZlSBc
http://www.youtube.com/watch?v=nGkDouBVoLs

Landform 8:
Cave
A natural
underground
chamber/hole or
series of
chambers open to
the surface.
How is a cave
formed?
Look at the clues in
the pictures and
use the context
clues in the
definition to be a
detective.
Watch the video and see if you were right!
http://www.youtube.com/watch?v=PpbxFpAZmSQ
http://www.youtube.com/watch?v=FgRKOPz3y8U

Landform 9:
Glacial Features
A large body of
ice moving
slowly down a
slope or valley
or spreading
outward on a
land surface.
What creates
these glacial
features?
Look at the clues in
the pictures and use
the context clues in
the definition to be a
detective.
Watch the video and see if you were right!
http://www.youtube.com/watch?v=7t0V8d7dg34
http://www.youtube.com/watch?v=-cBcMfaSxpk
http://www.youtube.com/watch?v=AG3luuhc-5Y

Landform 10:
Hill
Usually a
rounded mound
of land lower
than a
mountain.
What creates
hills?
Look at the clues in the
pictures and use the
context clues in the
definition to be a
detective.

Read the article and watch and see if you were right!
http://education.nationalgeographic.com/education/encyclopedia/hill/?ar_a=1
http://video.mit.edu/watch/hills-and-valleys-8155/
Landform 11:
Mountain Ranges
A series of mountains
or peaks in a line.
Mountains are larger
than hills and are
usually greater than
2000 feet.
What creates
mountain ranges?
Look at the clues in the pictures
and use the context clues in the
definition to be a detective.
Watch the video and see if you were right!
http://www.youtube.com/watch?v=HVqfaUWurSs
http://www.youtube.com/watch?v=N_A0q6zQv-8

Landform 12:
Dunes
A hill or
ridge of sand
piled up by
the wind.
What creates
dunes?
Look at the clues in
the pictures and use
the context clues in
the definition to be a
detective.
Watch the video and see if you were right!
http://www.youtube.com/watch?v=OiAs1-VCsXs
http://www.youtube.com/watch?v=VXDKLUA4lpE

Landform 13:
Volcano
A vent in the
earth's crust
from which
melted or hot
rock and
steam come
out.
How is a
volcano
formed?
Look at the clues in
the pictures and use
the context clues in
the definition to be a
detective.
Watch the video and see if you were right!
http://www.youtube.com/watch?v=6Z4as_imJfM
Landform 14:
Island
An area of land
completely
surrounded by
water, that is
smaller than a
continent
•
What creates an
islands?
Look at the clues in the
pictures and use the
context clues in the
definition to be a
detective.
Watch the video and see if you were right!
http://www.youtube.com/watch?v=RMtuTfAqAbo
http://www.youtube.com/watch?v=CsKTzBZNjtE
http://www.youtube.com/watch?v=vrD1O5hex6Y