1. Welcome to... A Game of X’s and O’s

2. 789 456 123

3. 789 456 123 Scoreboard X O Click Here if X Wins Click Here if O Wins

4. 1 What is the dividing line for metal and non metals?

5. 1 The zig-zag line on the periodic table Home

6. 2 Which type of wave needs a medium?

7. 2 A sound wave

8. 3 The weight of a person on Earth is 6 times his weight on the moon. What type of force is responsible for a person’s weight?

9. 3 gravity

10. 4 By what process does a lens focus light?

11. 4 refraction

12. 5 A block of Al will be used to determine the density of Al. If the block measures 2cm x 3cm x 6cm, what is the volume?

13. 5 36 cm 3

14. 6 A toaster is plugged into a wall outlet that has a voltage of 110 v. If the toaster’s resistance is 10 ohms,, what current runs through the toaster?

15. 6 11 amperes

16. 7 The number of protons in a neutral atom is equal to the number of what?

17. 7 electrons

18. 8 Albert stirs a mug of hot chocolate with a metal spoon, what type of heat transfer is responsible for getting the spoon hot?

19. 8 conduction

20. 9 What is the correct formula for the compound formed when lithium and oxygen combine?

21. 9 Li 2 O