Show:
Matter Matters
Atoms
States of Matter
The Periodic Table
Density
100
Anything that has mass and volume.
What is matter?
100
The building blocks of matter.
What are atoms?
100
The shape of a liquid.
What is the shape of it's container?
100
The periodic table is a chart that organizes _________ according to their properties.
What are elements?
100
The ratio of these two measurements, mass and volume, measure this ____________.
What is density?
200
_________ must be added to a solid to cause it to melt.
What is energy?
200
Because electrons orbit so far from an atom's nucleus, atoms usually consist mostly of ____________.
What is empty space?
200
This state of matter can only exist at very high temperatures.
What is plasma?
200
Lithium has an atomic weight of 7 and an atomic number of 3. How many protons and electrons does Lithium have?
What is 3?
200
How does the density of a solid change when it is cut in half?
What is it stays the same?
300
A __________ is formed when one substance dissolves into another.
What is a solution?
300
The two subatomic particles that are in the nucleus of an atom.
What are protons and neutrons?
300
This state of matter has the least amount of energy.
What is solid state?
300
What element only has one proton, electron, and no neutrons?
What is Hydrogen?
300
Density = (formula)
What is mass/volume?
400
What is the only substance that expands when it freezes?
What is water?
400
When sodium and chlorine atoms combine chemically to form table salt (NaCl), a(n), _____________ has been formed.
What is a compound?
400
What type of change has occurred when one or more new substances have been created?
What is chemical change?
400
What is the atomic number of Argon?
What is 18?
400
You have a rock with a volume of 15cm3 and a mass of 45 grams. What is it's density?
What is 3g/cm3?
500
In a solution of chocolate milk, what is the solute?
What is the chocolate?
500
How do molecules relate to atoms?
What is molecules are made up of atoms joined together?
500
We use the water displacement method to find the volume of irregular shaped objects because ___________.
What is irregular shaped objects don't have length, width, and height?
500
Gold (Au) has an atomic weight of 197 and an atomic number of 79. How many neutrons does it have?
What is 118?
500
One of my LEGO blocks measures 12cm x 10cm x 2cm. It's mass is 120 grams. What is it's density?
What is 0.5g/cm3?