1. Which kind of elements touch the zigzag line on the periodic table?

2. If you fold a piece of paper to make a card, will this affect the mass of the piece of paper?

3. The density of water is 1g/cm3. The density of a solid piece of foam is 0.45 g/cm3. Will the foam sink or float if placed in the water?

If you have a mixture of sand and metal fillings, how could you separate the sand from the metal?

The chemical formula for carbon is CO2, this tells you that carbon is a__________.

You have an element that is brittle, a poor conductor of heat, and cannot be hammered into sheets. What type of element do you have?

Which side of the periodic table are metals found?

If a scientist knows he has a pure substance that has 4 protons in every atom, then the scientists knows he has a specific__________.

What does an electron cloud have in it?

Which particle in an atoms nucleus has no charge?

What measurement would change if you traveled from Earth to the Moon?

How is a chemical change different from a physical change?

Describe what water vapor is.

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