Words To Know
A form of matter that has a definite shape and volume.
What is a solid?
Solids, liquids, and gases
What are the three states of matter?
He
What is the symbol for helium?
More dense matter will do this in a liquid?
What will sink?
A physical blend of two or more components?
What is a mixture?
Matter that has a uniform and definite composition is?
What is a substance?
Finding differences in physical properties.
How can mixtures be separated?
Each vertical column of the periodic table.
What is a group?
All liquids have a boiling point, what is the boiling point of water?
What is 100 degrees Celsius?
Table sugar and Table salt are examples of?
Pure Substances
A substance that contains two or more elements chemically combined in a fixed proportion.
What is a compound?
Compounds can be broken down into simpler substances by chemical means, but elements cannot.
What is the difference between elements and compounds?
An arrangement of elements in which the elements are separated into groups based on a set of repeating properties.
What is the periodic table?
What is considered a good conductor of heat?
What is metal?
Sugar water, Soil, and salads are all examples of?
Mixtures
States that in any physical change or chemical reaction, mass is conserved.
What is the law of conversation of mass?
The composition of matter always changes.
What always happens during a chemical change?
Each horizontal row of the periodic table.
What is a period?
A fire is an example of what kind of
What is a chemical change?
The amount of solute dissolved in the solution?
What is concentration?
An arrangement of elements in which the elements are separated into groups based on a set of repeating properties.
What is the Periodic table?
A transfer of energy, a change in color, the production of a gas, or the formation of a precipitate.
What are the four possible clues that a chemical change has taken place?
Lithium, Beryllium, Boron, Carbon, Nitrogen, Oxygen, Fluorine, and Neon.
What are the elements in period 2 of the periodic table?
If you heat a liquid and measure the temperature at which it boils, you are measuring?
What is a Physical Property?
What is the key difference to a solution and a mixture?
What is a mixture is considered a heterogeneous mixture, while a solution is a homogeneous mixture?