1. What is the atomic number for Ca?

http://chemicalelements.com/

2. What is it called when an animal is in danger of extinction?

http://www.enchantedlearning.com/coloring/endangered.shtml

3. Do frogs come in different colors, other than green?

http://saturn.exploratorium.edu/frogs/mainstory/frogstory3.html

4. What do frogs eat?

http://saturn.exploratorium.edu/frogs/mainstory/frogstory2.html

5. On an electrical outlet, what is the hole on the left called?

http://www.howstuffworks.com/question110.htm

6. What's the hole on the right of an electrical outlet called?

http://www.howstuffworks.com/question110.htm

7. What is the hole on the bottom of an electrical outlet called?

http://www.howstuffworks.com/question110.htm

8. Dust turns sunsets into what two colors?

http://www.bioeducation.org/coolscience/airjunk/nosep2.htm

9. Where do butterflies come from?

http://www.bioeducation.org/coolscience/butterfly/index.html

10. What classification does an animal with a backbone belong to?

http://www.bioeducation.org/coolscience/critters/critters.html

Updated 2-18-08