8th
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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| ? Makes their own food. (grass). | producers
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| ? Eats producers. (deer) | consumers
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| ? Makes waste reusable. (mushroom) | decomposers
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| ? Organisms of the same kind that reproduce fertile off-spring. | species
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| ? Community of organisms in an abiotic (non-living) environment. | ecosystems
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| ? Balance or ability to maintain balance. | equilibrium/homeostatis
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| ? Slow process of ecosystems change and development over time. | ecological succession
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| ? Genetic material for passing on traits found in the nucleus of the cell. | DNA
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| ? Messaging system used by the body to maintain homeostatis. | feedback mechanisms
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| ? Distinguishing 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 parent to offspring through genes. | ihherited
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| ? Substances made of two or more elements. | compounds
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| ? Describes the way a substance reacts with other substances to form a NEW substance with different properties. | chemical properties
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| ? A simple machine with a bar able to move about a fixed point (fulcrum). | lever
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| ? A simple machine able to change the direction or amount of a force. | pulley
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| ? Causes change in speed or direction. | unbalanced forces
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| ? 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 rest position. | amplitude
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| ? Number of waves that pass a single point in a given amount of time. | frequency
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| ? Chemical reaction releasing heat energy. Feels warm. | exothermic
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| ? Chemical reaction absorbing (taking-in) heat energy. (Feels cool.) | endothermic
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| ? 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 such as sun sending heat to Earth. | thermal energy
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| ? Energy of an object due motion (kinetic) or position (potential) of the object. | mechanical energy
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| ? Energy released from chemical reactions. | chemical energy
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| ? Energy at rest. Stored energy. | potential energy
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| ? Energy of moving electrons. A 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 during a person’s life such as trees and water. | renewable
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| ? Process removing and transporting material from one place to another by wind, water, ice, and gravity. | erosion
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| ? Resource that cannot be replaced once it is used such as 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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