Unit 1
Pure science deals with knowledge discovery while applied science deals with knowledge use.
What is the microscopic particle known as the building block of life?
What are the rows and columns referred to in the periodic table?
Groups and periods.
What happens when elements mix?
When certain elements mix they sometimes create new substances.
Where are acids located on the Ph scale?
Acids are located on the lower end of the scale between numbers 1-6.
What are the different forms of matter?
Solid, liquid, gas, and plasma
What makes up an atom?
Protons, neutrons, and electrons.
How many groups are in the periodic table?
There are 18 groups.
What is salt an example of?
Salt is an example of a chemical bond that produced a new substance.
Where are bases located on the Ph scale?
Bases are located near the end of the scale on numbers 8-14.
How do the particles act for the three main states of matter?
Solid particles are bunched together and vibrate but do not move.
Water particles move freely in a given space.
Gas particles move freely in every given directly.
What do the material of atoms revolve around?
They revolve around the nucleus much like the planets and the sun.
How many families are in the periodic table?
Periodic table families are the same as the groups, there are 18.
Do chemical reactions occur outside of nature?
Scientists and manufacturers often perform reactions to create a compound they need.
Which substance is considered neutral on the Ph scale?
Water is considered neutral. It is neither a base nor an acid.