1. Slimy, Squishy, Snail Observations

2. Observations come in 2 basic types:
Quantitative Observations
Measurements with numbers
height
mass
temperature
time to do something
volume

3. Observations come in 2 basic types:
Qualitative Observations
Detected with the senses
odor
texture
taste
color
sound

4. Categorize these observations:
My socks smell horrid. My socks are 45% covered with grass stains. The temperature of the alcohol is 38 degrees. The alcohol is warm when I touch it. The Tree of Utah looks like Picasso created it. The Tree of Utah is 7.9 meters tall. That smoothie is too chunky. I used 500 mL of almond milk to make a smoothie.

5. Now observe some live snails…
All living things deserve our respect – they are not toys
Always treat snails gently
Do not throw them
Do not shake them
Do not stress them out by constantly touching them
Do not force snails to touch any surface
* If you MUST touch a snail, slide it rather than picking it straight up

6. Use a hand lens and other technology…
SNAIL OBSERVATIONS
A qualitative observations is
A quantitative observation is
Detailed Drawing of Specimen:
Labels:
Snail's movement (_________________)
Snail's mass (__________________)
Snail's height and length (____________)
Snail's odor (__________________)
Snail's coloring (________________)
I also observed… (________________)
__________________________________
QUESTIONS
This made me wonder ….. (write in the form of a question)
Observe the snail without touching it.
Record AT LEAST these observations
Be as descriptive as possible
For each observation, label it as qualitative or quantitative

7. When you are finished with observations
GENTLY place your snail back into the tank
Use a disinfectant wipe to clean your table and your hands
Do NOT wipe the snail or each other