law of conservation of energy
energy may change from one form to another, but the total amount of energy never changes.
the total amount of potential and kinetic energy in a system.
chemical potential energy
energy stored in chemical bonds
elastic potential energy
energy stored by things that stretch or shrink
the ability to do work or cause change
gravitational potential energy
energy stored by things above the Earth
the standard unit for measuring energy
energy in the form of motion
energy stored in a motionless object
1) Those organisms that obtain energy by feeding on other organisms and their remains. 2) A person buying goods or services for personal needs or to use in the production of other goods for resale.
An organism, often microscopic in size, that obtains nutrients by consuming dead organic matter, thereby making nutrients accessible to other organisms; examples of decomposers include fungi, scavengers, rodents and other animals.
To trace the outline; to draw; to sketch; to depict or picture.
To remove salts and other chemicals from sea or saline water.
Divided or dividing into two parts or classifications.
A community of living organisms and their interrelated physical and chemical environment.
System for the transmission of information using electronic technology (e.g., digital cameras, cellular telephones, Internet, television, fiber optics).
The branch of biology dealing with the development of living things from fertilized egg to its developed state.
A species that is in danger of extinction throughout all or a significant portion of its range.
The application of scientific, physical, mechanical and mathematical principles to design processes, products and structures that improve the quality of life.
The total of the surroundings (air, water, soil, vegetation, people, wildlife) influencing each living being's existence, including physical, biological and all other factors; the surroundings of a plant or animals including other plants or animals, climate and location.