8th Grade TAKS vocab
Quiz yourself by thinking what should be in
each of the black spaces below before clicking
on it to display the answer.
Help!
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| What makes their own food (grass) | Producers
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| What eats producers? (deer) | Consumers
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| What makes waste reusable (mushroom) | Decomposers
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| Organisms of the same kind that can reproduce fertile off-spring | Species
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| A community of organisms and abiotic (nonliving) environment | Ecosystems
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| Balance or ability to maintain balance | Equilibrium/Homeostatis
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| Slow process by which ecosystems change and develop over time | Ecological succession
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| Genetic material for passing on traits; contained in the nucleus of the cell | DNA
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| A messaging system that the body uses to maintain homestasis | Feedback Mechanisms
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| Distinguising features passed on to offspring | Traits/characteristics
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| Characteristics of a substance that can be observed or measured without changing the composition | Physical properties
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| Characteristics that are passed from a parent to its offspring through genes | Inherited
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| Substances made up of two or more elements | Compounds
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| A property of matter that describes the way a substance reacts with other substances to form NEW substance with different properties | Chemical Properties
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| A simple machine made with a bar free to move about a fixed point called a fulcrum | Lever
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| A simple machine that can change the direction of a force or it can change the amount of force | Pulley
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| Cause change in speed or direction | Unbalanced Forces
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| The distance between any two similar points along a wave | Wavelength
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| The maximum distance of a wave as measured from the crest to their at rest position | Amplitude
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| The number of waves that pass a single point in a given amount of time | Frequency
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| A chemical reaction in which heat energy is released, you can feel the warmth | Exothermic
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| A chemical reaction which absorbs heat energy; you can feel the coolness | Endothermic
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| The process by which water, ice, wind, and heat act to break down rocks | Weathering
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| The act of depositing and layering down of matter by a natural process | Deposition
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| Heat energy (ex:, sun sending heat to Earth) | Thermal energy
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| The energy which is possessed by an object due to its motion or due to its position; either kinetic or potential energy | Mechanical energy
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| The energy released from chemical reactions | Chemical energy
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| Energy at rest, stored energy | Potential energy
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| The energy of moving electrons, the primary source of energy used in our homes | Electrical energy
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| Energy in motion | Kinetic energy
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| Resources that can be replaced in a persons life EX: trees, water | Renewable
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| The process which wind, water, ice and gravity remove and transport material from one place to another | Erosion
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| Resource that cannot be replaced once it is consumed EX: fossil fuels (coal, oil, natural gas) | Nonrenewable
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Review the information in the table. When you are ready to quiz yourself you can hide individual columns or the entire table. Then you can click on the empty cells to reveal the answer. Try to recall what will be displayed before clicking the empty cell.
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Or sort by any of the columns using the down arrow next to any column heading.
If you know all the data on any row, you can temporarily remove it by tapping the trash can to the right of the row.
To hide a column, click on the column name.
To hide the entire table, click on the "Hide All" button.
You may also shuffle the rows of the table by clicking on the "Shuffle" button.
Or sort by any of the columns using the down arrow next to any column heading.
If you know all the data on any row, you can temporarily remove it by tapping the trash can to the right of the row.
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