4th grade

1. Decide your top 2 choices for round 2 experiments.

2. When you have decided, fill out this form below:


3. Take a purchase order sheet from the middle table. Use the site Carolina.com to make purchase order for your experiment (pretending you got first choice). You can figure out how to use it. Leave blanks if you don't know.

4. Work on your weebly- Click here OR check out the videos below. One is on axolotls (awesome!) and the other is great video on spiders.

Click here for the spiders video link.

Axolotl video at the bottom of the page.

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1. How does (light, temperature, location, PH, soil, population, fertilizer, CO2. . .) affect the growth of alfalfa plants.
2. How does surface effect the growth of crystals?
3. What substances make the best antibiotics?
4. Which liquid makes the best electrical conductor?
5. Which soda is worst for your teeth?
6. How does (temperature, light, surface. . .) affect bacteria growth?
7. Is microwaved water toxic?
8. Which stains teeth more: coffee or tea?
9. What is the best way to cool down a hot drink?
10. How does yeast react to different sugars?
11. How does temperature affect the gas production from yeast?
12. How do different metal react with acid?
13. How do different acids react with calcite?
14. How do different acids affect the growth of grass?
15. How does temperature affect the tunneling activity of ants?
16. How does temperature/light affect the hunting habits of Lycosa (wolf spiders)?
17. How does the number of turns and amount of wire affect the power of an electromagnet?
18. Which plant would make the best battery?
19. Do cleats really make you run faster?
20. How does shoe weight affect running speed?
21. How does water volume affect the launch ability of a water rocket?
22. Which species of rock can withstand acid the best?
23. How does salinity affect the sprouting of beans?
24. Which type of tape has the strongest bond?
25. How does surface affect the bonding of tape?
26. How does (salinity, light, temperature) affect the hatching of brine shrimp?
27. Do crickets see red light?
28.