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8th Grade TAKS vocab

What makes their own food (grass) Producers
What eats producers? (deer) Consumers
What makes waste reusable (mushroom) Decomposers
Organisms of the same kind that can reproduce fertile off-spring Species
A community of organisms and abiotic (nonliving) environment Ecosystems
Balance or ability to maintain balance Equilibrium/Homeostatis
Slow process by which ecosystems change and develop over time Ecological succession
Genetic material for passing on traits; contained in the nucleus of the cell DNA
A messaging system that the body uses to maintain homestasis Feedback Mechanisms
Distinguising features passed on to offspring Traits/characteristics
Characteristics of a substance that can be observed or measured without changing the composition Physical properties
Characteristics that are passed from a parent to its offspring through genes Inherited
Substances made up of two or more elements Compounds
A property of matter that describes the way a substance reacts with other substances to form NEW substance with different properties Chemical Properties
A simple machine made with a bar free to move about a fixed point called a fulcrum Lever
A simple machine that can change the direction of a force or it can change the amount of force Pulley
Cause change in speed or direction Unbalanced Forces
The distance between any two similar points along a wave Wavelength
The maximum distance of a wave as measured from the crest to their at rest position Amplitude
The number of waves that pass a single point in a given amount of time Frequency
A chemical reaction in which heat energy is released, you can feel the warmth Exothermic
A chemical reaction which absorbs heat energy; you can feel the coolness Endothermic
The process by which water, ice, wind, and heat act to break down rocks Weathering
The act of depositing and layering down of matter by a natural process Deposition
Heat energy (ex:, sun sending heat to Earth) Thermal energy
The energy which is possessed by an object due to its motion or due to its position; either kinetic or potential energy Mechanical energy
The energy released from chemical reactions Chemical energy
Energy at rest, stored energy Potential energy
The energy of moving electrons, the primary source of energy used in our homes Electrical energy
Energy in motion Kinetic energy
Resources that can be replaced in a persons life EX: trees, water Renewable
The process which wind, water, ice and gravity remove and transport material from one place to another Erosion
Resource that cannot be replaced once it is consumed EX: fossil fuels (coal, oil, natural gas) Nonrenewable
Created by: jsteffek