Warm Up Looking at the images below. Identify the method and form of erosion. Image
Is it a form of erosion? (How do you know?)
Name the form of erosion
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Mini-lesson Keyword Review Match the keyword to the correct definition, the first one has been done for you (in gray). Erosion
Break up the riverbed and carry it further downstream
Waves
Happen quickly and travels quite fast over the surfaces.
Rain
Gradual destruction
River
Such force that it can break rocks, sand and soil
Flood
Hits the surface of the Earth; called splash erosion
Let’s Discuss In your workbook or with a partner, record, discuss, or share an example of erosion and how it can shape the landscape.
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Challenge 1 Look at the pictures and read the steps that describe Challenge 1. What happens first? Second? Third? Write the number of the step to match each picture. Step 1 has been completed for you.
Steps
Instructions
Workspace
Add about an inch of water Step 1.
Make a small hole in the end of a plastic tub (to fit the motor axel)
Adjust the speed of the Slider to increase and decrease the intensity of the waves
Push the DC Motor through the hole and attach the wheel
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We can use transitional phrases to talk about the order events or actions that take place. Practice using transitional phrases when presenting your system.
Time & Sequence
Compare (+)
Contrast (-)
Cause and Effect
first/second/third
also
but
because
next
equally
however
so
after
likewise
otherwise
therefore
then
in addition
on one hand… ...on the other hand
as a result
finally/overall/to sum up
similarly
opposite
due to
Ⓒ 2018 SAM Labs
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