Show:
Describing Matter
Measuring Matter
Particles of Matter
Elements from Earth
Double Trouble
100
Boiling Point and Melting Point are examples of this.
What is a characteristic property?
100
As the force of gravity changes, _____ changes but _____ remains the same
What are "weight" and "mass"?
100
A group of atoms that are joined together and act as a single unit
What is a molecule?
100
A rock that contains metal or other useful material
What is an ore?
100
This is the formula for finding density
What is D = M / V
200
Tearing paper or melting ice are examples of this.
What is a physical change?
200
This is how you find the volume of a regular solid.
What is multiply length x width x height?
200
The force that holds atoms together in a molecule
What is a chemical bond?
200
The process that is used to separate copper from other elements in an ore
What is electrolysis?
200
If the volume of water in a graduated cylinder is 40ml, what is the volume of an object that when dropped in the water reads 60ml?
What is 20ml?
300
Two or more substances that are mixed together but not chemically combined.
What is a mixture?
300
The amount of space matter takes up
What is volume?
300
In any element, all atoms are this
What is exactly alike?
300
This is how you would separate iron from its ore
What is heating it in the presence of carbon?
300
If the mass of an object is 6g and the volume is 3 cubic centimeters, this is its density
What is 2g/cm3?
400
A pure substance that cannot be broken down in to other substances by chemical means
What is an element?
400
This is how much mass is contained in a given volume
What is density?
400
Atoms of each element have a unique ____
What is mass?
400
This characteristic property of gold can be used to separate is from surrounding materials
What is density?
400
If the length of an object is 5 cm, the width is 3 cm and the height is 10 cm, the volume would this
What is 150 cm3?
500
A pure substance formed from chemical combinations of two or more different elements
What is a compound?
500
A unit of measurement for density
What is g/mL?
500
The man who came up with ideas about atoms in 1802
Who is John Dalton?
500
In electrolysis, this is what breaks down the chemical bond that joins copper to the other elements
What is an electric current?
500
This is a unit for density
What is g/cm3 (g/mL)?