I can be a metal, artifical, non-metal, or metalloid.
What are elements?
100
Physical properties are things I can __________________ and ___________________.
What is observe and measured.
100
I COMBINE TWO GASES AND MAKE A LIQUID
What is H20
200
I have no charge at all. I just sit there and can be pushed around.
What is neutron?
200
I can change to whatever shape you want to put me in.
What is liquid?
200
I orginally organized the periodic table.
What is Dimitri Mendeelev
200
Give an example of physical change
What is tearing paper, cutting hair etc...
200
Please pass the table salt.
What is one atom of sodium and one atom of chlorine to make one molecule of NaCl or table salt?
300
I go round and round and yet never get anywhere! This makes me so mad!
What are electrons?
300
I am sit so close to my neighbor that all I can do is vibrate in place.
What is a solid?
300
Name the two elements that are liquid at room temperature.
What are mercury and bromine?
300
A chemical reaction starts with a ___________________ and ends with a __________________ or a new _____________________.
What is reactant, product, substance
300
Cows release me into the air everyday and boy does it smell sweet. My chemical name is methane but how do you make me?
What is one atom of carbon and four atoms of hydrogen equal one methane molecule. CH4
400
I have a small appetite. I can only handle _______ in my first shell.
What is two electrons?
400
When gas get cold the atoms begin to cluster and I begin to change my state. What is the removal of heat called?
What is condensation?
400
I am the only element that is not like the others on the left. Who am I and how am I different.
What is Hydrogen and gas instead of metal ?
400
Give an example of a chemical reaction and how you know
What is baking bread--mix butter, eggs, yeast, flour together add heat- substance raised and comes out as an edible new substance
400
If you put a flower in a can of me, throw the flower on the ground, it will break like a piece of glass.
What is nitrogen N2.
500
I am a weather man who discovered that there were very tiny particle which are named atoms. Who am I and what is the name of my theory?
Who is John Dalton and the Atomic Theory?
500
Every spring the sun comes out and dries up the puddles that were left from morning dew. Where does the water go?
What is evaporation into the atmosphere?
500
Another name for me is column. My original name is ___________ because________________________________.
What is family because we have similar properties, we react alike, and many of us have the same number of electrons in our outer shell.
500
Explain the difference between a chemical and physical properties
What is chemical properties can be a change of color, texture, but always creating a new substance while a physical properties does not create a new substance. I can observe or measure the substance.
500
If you give fifth graders too much of this, they get very silly. Explain the formula and name the substance.
What is six atoms of carbon plus twelve atoms of hydrogen plus six atoms of oxygen to make one molecule of sugar.