Vocabulary
Elements
Reading the Periodic Table
Scientific Inquiry
Scientific Method
100
The smallest unit of an element.
What is an atom?
100
This element's symbol is K.
What is potassium?
100
A 1-2 letter abbreviation for the element name.
What is the element symbol?
100
Scientists use this system for measuring distance, volume, mass, and temperature.
What is SI Units (International System)?
100
If I do this ______, then this will happen_________, because ________.
What is a hypothesis?
200
A substance that can not be broken down into simpler substances.
What is an element?
200
This is the only liquid metal at room temperature.
What is mercury?
200
It indicates the number of protons and the number of electrons in the nucleus of an atom.
What is the atomic number?
200
A statement that can be confirmed by data.
What is a fact?
200
The first step of the scientific method.
What is make an observation?
300
A table of elements, arranged by atomic number, that shows the patterns in their properties.
What is the periodic table?
300
This is the only liquid non-metal at room temperature.
What is bromine?
300
The color of the element's symbol indicates this.
What is the physical state? (at room temp.)
300
The human ability to make and use tools to become better adapted to the environment.
What is technology?
300
The variable that is deliberately changed.
What is the manipulating variable?
400
Developed one of the first periodic tables based on increasing atomic mass.
Who is Mendeleev?
400
It is the most abundant metalloid found in the Earth's crust.
What is silicon?
400
This represents the number of energy levels contained in an element's atomic structure.
What is a period? (row)
400
The process by which humans investigate, invent, and improve the world around them.
What is science?
400
All the factors that are the same in both the experimental group and the control group.
What is a constant?
500
The current periodic table is modeled after this scientist's periodic table which arranges elements based on increasing atomic number.
Who is Moseley?
500
It has 12 protons and 12 electrons.
What is magnesium?
500
This indicates the number of valence electrons in an element.
What is a family/group? (column)
500
A set of beliefs and behaviors that emphasize moral duty and social obligation.
What are ethics?
500
Any factor that can affect the results of an experiment.
What is a variable?
M
e
n
u