Sci Vocab.
Terms
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- The passing of heat, electricity, or sound through a material.
- conductor
- One of the changes in a situation that may affect the outcome of an experiment.
- variable
- The way light bounces off a mineral's surface.
- luster
- A cold, treeless biome of the far north, marked by spongy topsoil.
- tundra
- A seed plant that does not produce flowers.
- gymnosperm
- A cool, forest biome of conifers in the upper Northern Hemisphere.
- taiga
- The support about which a lever turns.
- fulcrum
- Any group of gymnosperms that produce seeds in comes and have needlelike leaves.
- conifer
- Said of a plant that loses its leaves each fall.
- deciduous
- The resistance to motion between two in contact.
- friction
- A weight that balances another.
- counterweight
- The northern or southern half of the earth divided by the equator or the eastern or western half divided by a meridian.
- hemisphere
- One of the Earth's large ecosystems, with its own kind of climate, soil, plants, and animals.
- biome
- Fungi of bacteria that break down dead plants and animals into useful things like minerals and rich soil.
- decomposers
- A thermometer scale where the difference between the freezing point and boiling point of water is divided into 100 degrees.
- centigrade
- A characteristic that enables a living thing to survive in its environment.
- adaptation
- All the living and nonliving things in an area and their interactions with each other.
- ecosystem
- An imaginary great circle on the Earth's surface passing through the north and south poles and any given place between.
- meridian
- A rock formed under heat and pressure from another kind of rock.
- metamorphic rock