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4Science TN Ac. Voca
4th Grade Science TN Academic Vocabulary
Word | Definition |
---|---|
adaptation | (change in an organism to help it survive) |
amphibians | (cold-blooded vertebrate, such as a frog, toad, newt, or salamander ) |
cell wall | (outer boundary of cell) |
cell membrane | (thin sheet or tissue that lines cells) |
cytoplasm | (substance between the cell membrane and the nucleus) |
nucleus | (a part of the cell containing DNA and RNA and responsible for growth and reproduction ) |
condensation | (process by which a gas or vapor changes to a liquid ) |
earth's layers | crust, mantle, core |
edible parts of plants | parts of plants that are eaten |
endangered | (threatened with extinction) |
erosion | (process by which the surface of the earth is worn away by the action of water, glaciers, winds, waves, etc.) |
evaporation | (changing of a liquid to a gas) |
friction | (the rubbing of one object or surface against another ) |
gravity | (the force which attracts things towards the Earth and causes them to fall to the ground ) |
heredity | (the passing on of qualities, such as appearance and intelligence, from parents to children ) |
lunar | (relating to the moon) |
mammals | (class of vertebrates characterized by the production of milk by the females and in most cases, by a hairy body covering) |
mixture | (combination of two or more substances that are capable of being separated) |
solution | (a liquid containing a dissolved substance ) |
moon phases | (new moon,first quarter, full moon, last quarter ) |
parallel circuit | (a closed circuit in which the current divides into two or more paths before recombining to complete the circuit ) |
pitch | (the degree of sound) |
precipitation | (rain, snow, hail) |
renewable resources | (resources that can be replenished) |
non-renewable resources | (resources that cannot be replaced) |
reptiles | (scaly, cold-blooded vertebrates, such as lizards, snakes, alligators, and turtles) |
series circuit | (a path for electricity to flow through without braching out to other paths ) |
simple machines | (lever, inclined plan, wheel and axle, screw, wedge, pulley) |
solar energy | (energy from the sun) |
threatened | (in danger) |
thriving | (to make steady progess) |
traits/characteristics | (distinguising features) |