A substance capable of causing cancer in living tissue
What is Carcinogen
100
Radiant energy emitted by the sun
What is Solar Energy
100
Each of more than one hundred substances that cannot be chemically broken down into simpler substances and are primary constituents of matter.
What is Elements
100
A chemical bond that involves the sharing of electron pairs between atoms
What is Covalent Bonding
100
Gases, liquids, solids and plasma are all made up of microscopic particles, but the behaviors of these particles differ in each phases. The following figure illustrates some of the the microscopic differences.
What is State of Matter
200
Containing or being poisonous material especially when capable of causing death or serious debilitation
What is Toxic
200
The conversion of wind into a useful form of energy, such as using wind turbines to make electrical power, windmills for mechanical power, wind pumps for water pumping or drainage, or sails to propel ships
What is Wind Energy
200
The basic unit of a chemical element
What is Atoms
200
A table of the chemical elements arranged in order of atomic number, usually in rows, so that elements with similar atomic structure (and hence similar chemical properties) appear in vertical columns
What is Periodic Table
200
Mass is neither created nor destroyed in any ordinary chemical reaction.
What is Law of Conservation of Matter
300
An individual's sensitivity and reaction towards a given exposure to a toxic agent
What is Individual Susceptibility
300
Generating electricity by conversion of the energy of running water
What is Hydroelectric Energy
300
Pure chemical substance consisting of one type of atom distinguished by its atomic number
What is Element
300
The electrons in the outer shell of an atom that is responsible for the chemical properties of the atom
What is Valence Electrons
300
The amount of energy before a chemical reaction will be the same amount after a chemical reaction. Energy is neither created nor destroyed in any ordinary chemical reaction.
What is Law of Conservation of Energy
400
The exploitation of biological processes for industrial and other purposes, esp. the genetic manipulation of microorganisms for the production of antibiotics, hormones, etc.
What is Biotechnology
400
Energy derived from the heat in the interior of the earth
What is Geothermal Energy
400
Two or more elements chemically combined.
What is Compound
400
The ability of a substance to be dissolved in something
What is Solubility
400
The big number in front of a compound or molecule telling how many
What is Coeficient
500
The direct manipulation of an organism's genome using biotechnology
What is Genetic Modification
500
Energy from geologically recent carbon fixation, produced from living organisms
What is Biomass Energy
500
A group of atoms bonded together, the smallest particle in a chemical element or compound that has the chemical properties of that element or compound.
What is Molecule
500
The condition of a body or system in which it has opposing physical properties at different points, one side positive the opposite side negative
What is Polarity
500
The little number after an element compound or ion telling how many