Show:
What's the Matter
Element-ary my dear Watson
Matter of facts
The periodic table
Elements all around us
100
The four states of matter
What is Solid, Liquid, Gas, and Plasma?
100
This is the symbol for oxygen.
What is O?
100
This is the smallest part of matter.
What is an atom?
100
The part of the periodic table represents the number of protons and electrons.
What is the atomic number?
100
Most of earth's crust is made up of these two elements.
What are silicon and oxygen?
200
The three structures of an atom.
What are the protons, neutrons and electrons?
200
This is the symbol for helium.
What is He?
200
This part of matter always has a negative charge.
What are electrons?
200
C.H.N.O.P.S (Carbon, Hydrogen, Nitrogen, Oxygen, Phosphorus, and Sulfur)
What are the elements that make up the human body?
200
Most of the ocean/freshwater is made of these two elements.
What are hydrogen and oxygen?
300
It is the smallest component of matter.
What is an atom?
300
This is the symbol for sulfur.
What is S?
300
This has a definite size but no definite shape.
What is a liquid?
300
A substance that cannot be broken down into simpler substances by chemical means.
What is an element?
300
Most of the human body is made up of these two elements.
What are carbon and oxygen?
400
Firm and stable in shape; not liquid or fluid.
What is a solid?
400
This is the symbol for gold.
What is Au?
400
This is the outermost electron energy level or shell.
What is the valence?
400
The weight of protons and neutrons in the nucleus
What is the atomic mass?
400
Most of the atmosphere is made up of these two elements.
What are nitrogen and oxygen?
500
The mass of an electron.
What is zero?
500
This is the symbol for mercury.
What is Hg?
500
This word describes a physical state of matter.
What is 'phase'?
500
The tenth element on the periodic table.
What is neon?
500
All of the answers in this category have this element in common.
What is oxygen?