Unit 2: Matter
What are solids, liquids, gases, and plasmas?
The smallest building block of a substance.
What is an atom?
What are nonmetals?
The type of energy that is stored and waiting to be used.
What is potential energy?
The subatomic particle responsible for static and current electricity.
What is the electron?
This state of matter has a definite shape AND a definite volume.
What is a solid?
This subatomic particle has a positive charge.
What is a proton?
The atomic number indicates how many of these two particles there are.
What are protons and electrons?
The type of energy due to the stored energy in an atom's nucleus.
The process in which two objects are rubbed against each other.
What is friction?
The best way to determine a substance's state of matter is:
a) Temperature
b) Mass
c) Density
d) I have no idea
What is temperature?
This subatomic particle lives outside of the nucleus in the orbitals.
What is an electron?
The name the rows on the periodic table are called.
What are periods?
The energy transformation when a battery is placed into a series circuit.
The definition of a parallel circuit.
A path where the electric current flows in more than one direction.
This state of matter has a definite volume but no definite shape.
What is a liquid?
These two subatomic particles live in the nucleus of the atom.
What are protons and neutrons?
An element must be in the same _______ to have similar properties as another element.
What is a group or family (column)?
This type of energy is caused by the movement of an object.
What is mechanical energy?
List three semiconductors.
What are diodes, transistors, and metalloids?
This state of matter has no definite volume nor a definite shape (it will expand to fill any container).
What is a gas?
When drawing a Bohr Model, only this number of electrons can fit on the first electron shell (orbital).
What are 2 electrons?
List three properties of metals.
What are luster, high conductivity of heat and electricity, malleable, ductile, high melting point, etc.
The type of energy stored in bonds between atoms.
What is chemical energy?
What are:
1) Remove the magnetic material
2) Disconnect the wires
3) Remove the battery