Science Enrichment 5/7-5/13
Read all the questions before starting the assignment. You have until May 13th to submit.


Science Reading & Comprehension Activity: Read the story about "Food Chains" then answer the questions below.

Science Challenge: Complete Melting Ice Challenge then answer the questions below.
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Who is your classroom teacher and what grade? *
Science Reading & Comprehension Activity:
Read the story about "Food Chains" then answer the questions below.

Read the following passage:
1. Food chains show how _____________ moves. *
1 point
2. Where do all food chains start? *
1 point
3. Which of these words is NOT part of a food chain? *
1 point
4. DEFINITION: things that eat plants and animals. *
1 point
5. Plants get all of their energy from eating animals. *
1 point
Science Challenge: Complete Melting Ice experiment then answer the questions below.
In this experiment, you will investigate what makes ice melt faster, by adding several different solids to your ice.
You will need:

- 15 Ice cubes
- 5 clear cups, jars, or containers
- 3 tablespoons of baking soda
- 3 tablespoons of salt
- 3 tablespoons of sugar
Melting Ice Set-Up:
1. Put 3 ice cubes in each of the 5 cups.
2. Add 3 tablespoons of baking soda to cup #1
3. Add 3 tablespoons of salt to cup #2
4. Add 3 tablespoons of sugar to cup #3
5. Cups #4 and #5 will be your controls and will have nothing added to the ice. (controls are used to measure how the other tested subjects do)

6. OBSERVE the cups every 10 minutes for 30 minutes.
What caused the ice to melt the fastest? *
1 point
Why do you think the material you chose above caused the ice to melt the fastest? *
Do you have any questions or concerns you would like to share with me? *
ANSWERS FROM LAST WEEK: see below!
What does "decompose" mean?
answer: break down, or rot
Which of the following does not decompose?
answer: plastic cup

Plastic materials do not decompose. This is why we recycle!
Where does the waste that does not decompose go?
answer: a landfill
Name the THREE types of things we can recycle.
answer: plastic, metal, and paper
Why is it important to recycle?
(answers vary): When we recycle, we're breaking down waste that doesn't decompose on its own. This makes less waste for our earth to help make it healthy and clean!
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