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A Game of X’s and O’s

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X

O

Click Here ifX Wins

Click Here ifO Wins

1

What is the dividing line for metal and non metals?

1

The zig-zag line on the periodic tableHome

2

Which type of wave needs a medium?

2

A sound waveHome

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?

3

gravityHome

4

By what process does a lens focus light?

4

refractionHome

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?

5

36 cm3

Home

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?

6

11 amperesHome

7

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

7

electronsHome

8

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

8

conductionHome

9

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

9

Li2OHome