Show:
The Nature of Matter
Types of Reactions
Characteristics of Life
Chemical Reations, etc.
Misc.
100
The center of an atom.
What is the nucleus.
100
A chemical reaction where two atoms or elements switch places.
What is double replacement?
100
The basic unit of living things
What are cells?
100
A process that changes, or transforms, one set of chemicals into another.
What is a chemical reaction.
100
The elements or compounds that enter into a chemical reaction.
What is a reactant.
200
A negatively charged particle that is located in the obitals around the nucleus of an atom.
What is an electron.
200
A chemical reaction where only one atom trades places in a compound.
What is a single replacement?
200
Birth, growth, maturity, decline, death.
What is a life span?
200
A subatomic particle that has a mass of 1 and is positively charged.
What is the proton?
200
A substance made of all the same kinds of atoms.
What is an element?
300
The basic unit of matter.
What is an atom.
300
One molecule of mercury oxide breaks apart to form two atoms of mercury and one atom of oxygen gas.
What is decomposition?
300
It contains all of the information to make all of the proteins in an organism.
What is a DNA?
300
An atom that has an unequal number of protons and electrons.
What is an ion?
300
When humans sweat if it gets hot.
What is response?
400
A pure substance that consists entirely of one type of atom.
What is an element.
400
Two molecules of hydrogen react with one molecule of oxygen to make two molecules of water.
What is synthesis?
400
The ability to use energy.
What is metabolism?
400
Substance formed when two or more atoms share electrons.
What is a molecule?
400
The ability of a species to change over time.
What is evolution?
500
Atoms of the same element that differ in the number of neutrons in the nucleus.
What is an isotope.
500
If this is going to happen, you need oxygen.
What is combustion?
500
This is necessary if the species is going to continue.
What is reproduction?
500
The attractive force between sodium and chlorine.
What is an ionic bond?
500
The group of elements that do not react well with other elements.
What are the Noble Gases?