Sixth Grade Science Vocabulary
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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| The measure of the force with which air molecules push on a surface. | Air pressure
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| A mixture of gases that surrounds a planet, moon, or other celestial body. | Atmosphere
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| The transfer of energy as heat through a material. | Conduction
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| The movement of matter due to the differences in density that are caused by temperature variations; can result in the transfer of energy as heat. | Convection
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| Any movement of matter that results from differences in density, may be vertical, circular, or cyclical. | Convection Current
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| The curving of the path of a moving object from an otherwise straight path due to Earth's rotation. | Coriolis Effect
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| One of Earth's spheres where water is in solid form, including snow cover, floating ice, glaciers, ice caps, ice sheets, and frozen ground permafrost. | Cryosphere
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| Information gathered by observation or experimentation that can be used in calculating or reasoning. | Data
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| A stream like movement of ocean water far below the surface. | Deep current
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| All of the nonliving things, living things, and processes that make up the planet Earth, including the solid Earth, the hydrosphere, the atmosphere, and the biosphere. | Earth system
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| The observations, measurements, and other types of data that people gather and test to support and evaluate scientific explanations. | Empirical evidence
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| an organized procedure to study something under controlled conditions. | Experiment
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| The mostly solid, rocky part of the earth, extends from the center of the core to the surface of the crust. | Geosphere
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| The movement of air over Earth's surface in patterns that are worldwide. | Global wind
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| The warming of the surface and lower atmosphere of Earth that occurs when water vapor, carbon dioxide, and other gases absorb and reradiate thermal energy. | Greenhouse effect
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| The energy transferred between objects that are at different temperatures. | Heat
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| The portion of Earth that is water | Hydrosphere
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| A testable idea or explanation that leads to scientific investigation | Hypothesis
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| A narrow band of strong winds that blow in the upper atmosphere. | Jet stream
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| A descriptive statement or equation that reliably predicts events under certain conditions. | Law
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| The movement of air over short distances; occurs in specific areas as a result of certain geographical features. | Local wind
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| The layer of the atmosphere between the stratosphere and the thermosphere and in which temperature decreases as altitude increases. | Mesosphere
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| A pattern, plan, representation, or description designed to show the structure or workings of an object, system, or concept. | Model
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| the process of obtaining information by using the senses; the information obtained by using the senses. | Observation
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| A movement of ocean water that follows a regular pattern. | Ocean current
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| The layer of the atmosphere at an altitude of 15 to 40 km in which ozone absorbs ultraviolet solar radiation. | Ozone Layer
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| The transfer of energy as electromagnetic waves. | Radiation
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| The knowledge obtained by observing natural events and conditions in order to discover facts and formulate laws or principles that can be verified or tested. | Science
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| 28. The layer of the atmosphere that lies between the troposphere and the mesosphere and in which temperature increases as altitude increases; contains the ozone layer. | Stratosphere
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| A horizontal movement of ocean water that is caused by wind and that occurs at or near the ocean's surface. | Surface current
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| A measure of how hot or cold something is; specifically, a measure of the average kinetic energy of the particles in an object. | Temperature
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| The explanation for some phenomenon that is based on observation, experimentation, and reasoning; that is supported by a large quantity of evidence; and that does not conflict with any existing experimental results or observations. | Theory
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| The total kinetic energy of a substance's atoms. | Thermal energy
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| An increase in the size of a substance in response to an increase in the temperature of the substance. | Thermal expansion
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| The uppermost layer of the atmosphere, in which temperature increases as altitude increases. | Thermosphere
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| The lowest layer of the atmosphere, in which temperature drops at a constant rate as altitude increases; the part of the atmosphere where weather conditions exist. | Troposphere
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| The movement of deep, cold, and nutrient rich water to the surface. | Upwelling
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| Any factor that can change in an experiment, observation, or model | Variable
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| The movement of air caused by differences in air pressure. | Wind
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| All the living organisms on Earth in the air, on the land and on the waters; one of the four parts of the Earth system. | Biopshere
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