Properties of Matter
Elements
Classifying Elements
Mixtures
Compounds
100
The more tightly packed in a substance, the greater it is.
What is density.
100
oxygen, silicon, and aluminum.
What is most likely to find in a sample of soil.
100
A positive particle.
What is a proton?
100
A physical substance of two or more substances like a salad.
What is a mixture.
100
When the atoms of two or more elements combine such as water.
What is a compound?
200
The properties of this is volume, mass, density, and weight.
What is matter
200
What are the basic building blocks of matter.
What is an element?
200
A number determined by the number of protons.
What is atomic number?
200
One substance dissolving into another like salt water.
What is a solution.
200
A new substance, that have different properties from the original reactants, form during?
What is a chemical change?
300
Solid, Liquid, and Gas.
What are the states of matter.
300
oxygen and hydrogen
What are the two elements that make up most of the ocean.
300
More than one atom joined together with covalent bonds.
What is a molecule?
300
When two substances mix, but than separate into layer like oil and vinegar.
What is s suspension?
300
Symbols show the elements that are combined to form a compound.
What is a chemical formula?
400
The temperature which a solid changes into a liquid.
What is melting point.
400
Atoms
What are small particles that make up an element?
400
A chart that arranges elements based on it atomic number and properties.
What is a periodic table of elements?
400
It can be physically separated.
What is a mixture?
400
The difference between a LAW and a Theory
What is a law describes what happens every time, while a theory explains what happens.
500
When a solid turns into a gas like dry ice.
What is sublimation.
500
Living cell
What is bigger a living cell or atom.
500
Elements that can conduct heat and electricity.
What is a metal?
500
A mixture of two or more substances that can be seen!
What is Heterogeneous mixture.
500
What is Doc's dog's name?
What is Scout?