vocabulary list - St. Paul Public Schools
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Grades 6-8 MCA-III Science Vocabulary Nature of Science and Engineering Empirical Logical Skeptical Scientific investigation Significant Mean Range Reliability Experimental results Statistical data – mean, median, range Graph Table Reasoning Argument Fact Opinion Conclusion/Explanation Evidence Scientist Science Scientific question Field study Controlled experiment Model Investigable question Method Test Variable Sample Review Hypothesis Relationship Measure Record Materials Procedure Controlled variables Observations Evaluate Compare Support Prediction/predict Data Engineer Engineering Create Develop Manufaction Device Materials Process System Advantage and disadvantage Engineered system Design Technology Risk Benefit Trade-off Durability Cost Failure Flaw Engineering design process Criteria Constraints Test Limitation System – designed and natural Subsystem Input Process Output Open and closed system Flow of energy Flow of matter Contribution Society Concern 1 Social Political Economic Ethical Cause and effect Scientific knowledge Advances in technology Interact Tools Measurement Celsius Thermometer Ruler Metric Timer Electronic balance Graudated cylinder Quantity Analyze Line graph Scatterplot Circle graph Histogram Equation Conversion of units Metric system KiloCentiMilliMass Volume Length Time Temperature Map Data set Satellite image Safety Accuracy Draft September 2013 St. Paul Public Schools Grades 6-8 MCA-III Science Vocabulary Matter Pure substance vs. Mixture Properties – physical and chemical Particle model of matter Atoms Molecules Density Dissolve Compression Diffusion Thermal expansion Expansion and contraction Element Periodic Table Metals and nonmetals Compound Solubility Melting and Boiling Point Electrical and thermal conductivity Physical Science Mass vs. weight Open and closed systems Physical and chemical changes Evidence Conservation of mass Heat and Temperature Motion Solid, Liquid, Gas Melting and Freezing Condensation and Evaporation Acid and base Litmus Speed Direction Graph Force – Push and pull Balanced vs. unbalanced Magnetic, electrical and gravitational forces Energy Waves 2 Wavelength Frequency Amplitude Vibration Sound Light Reflection Refraction Color Spectrum Prism Seismic waves Energy Transfer Kinetic Energy Potential Energy Thermal, electrical, chemical, mechanical energy Conduction Convection Radiation Draft September 2013 St. Paul Public Schools Grades 6-8 MCA-III Science Vocabulary Tectonic plates Lithosphere Mantle Inner Core Outer Core Ocean trench Mid-Ocean Ridge Mountain Range Volcano Seismic Activity Geological event Earthquake Volcanic Eruption Mountain building Plate boundaries Subduction Fault Relative motion Landforms Crustal deformation Weathering – chemical and physical Erosion Deposition Uplift Constructive and destructive process Glacial activity Landscape Lakes River valleys Cliffs Moraines Floodplains Sedimentary rocks Fossils Relative age Environment Extinction Cross-section Superposition Index fossils Original horizontality Relative dating Cross-cutting Classify Rocks Minerals Density Earth Science Hardness Streak Texture Luster Grain size Composition Melting Cooling Cystallization and recrystallization Heat Pressure Cementation Physical conditions Environment Sun Axis Revolution Seasons Orbit Northern Hemisphere Equinox Solstice Ocean Earth Climate Heat absorption Atmosphere Hydrosphere Wind Ocean current Water cycle Pressure Surface Prevailing winds Weather Energy absorption Particulates Gases Greenhouse effect Composition Water vapor Greenhouse gases Ozone layer Jet stream Humidity Fronts Pressure systems Cloud Global weather patterns 3 Land and sea breezes Jet stream Coriolis effect Hurricanes Water Water reservoir Fresh water vs. Salt water Precipitation Evaporation Condensation Runoff Infiltration Transpiration Phase change Purify/purification Sediment Pollutants Aeration Filtration Planet Moon Star Milky Way galaxy Gravity Inertia Solar system Gravitational force Mass Astronomical units (AU) Inner and outer planets Phases of the moon Eclipse Rotate Revolve Orbit Interaction Mineral and fossil fuel resources Finite Non-renewable Human systems Natural processes Levees Flooding Agricultural runoff Mining Agriculture Forestry Dam building Water treatment Draft September 2013 St. Paul Public Schools Grades 6-8 MCA-III Science Vocabulary Structure Function Tissue Organ Organ system Cells Multicellular organisms Nerve cells Muscle cells Skin cells Blood cells Muscle Nerve Skin Respiratory system Circulatory system Digestive system Nervous system Skin system Urinary system Vertebrate organisms Life Animals Plants Fungi Bacteria Protists Cell division Growth Mitosis (term but not process) Cell wall Chloroplasts Microscopic Animal cell Plant cell Cell membrane Mitochrondria Nucleus Ribosomes Interact Natural system Life Science Population Community Ecosystem Stable Trend Organism Niche Biome Predator/pretty Parasite/host Producer/consumer/decomposer Relationship Living and non-living factors Soil Forest Prairie Stream Lake Recycling of matter Producers Consumers decomposers Carbon dioxide Oxygen Photosynthesis Food web Energy pyramid Primary consumer Secondary consumer Tertiary consumer Flow of matter Reproduction Evolution Hereditary Genes Asexual reproduction Sexual reproduction Cells Genes Traits Inheritance 4 Environmental influence Mutation Instinctive characteristic Behavioral characteristic Learned characteristic Survival Offspring Fossil record Cladogram Common ancestor Population Variation Adaptation Adapt Genetic diversity Extinction Evidence Selective breeding Cultivated plants Domesticated animals Bacterial resistance Pollution Deforestation Over-hunting Urban development Disease Virus Bacteria Fungi Parasite Biological agent Microorganism Medicine Treatment Vaccine Immunity Microsopic Foreign substance Cancer cell Draft September 2013 St. Paul Public Schools
