Earth Science Vocabulary
Terms
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- What is a homogeneous mixture?
- A mixture that is evenly mixed throughout.
- What is a heterogeneous mixture?
- A mixture that is not mixed evenly and each component retains it own properties.
- What is a solution?
- A mixture in which one substance is completely and evenly mixed in another substance and is the same throughout.
- A physical property of matter that can be determined by dividing the mass of an object by it volume.
- Density
- Matter
- Anything that has mass and takes up space.
- Atoms of the same element that have different numbers of neutrons.
- Isotopes
- Ion
- An electrically charged atom whose charge results from an atom losing or gaining electrons.
- What is another name for a personal opinion?
- Bias
- What is Earth Science
- Study of earth and space, including rocks, fossils, climate, volcanoes, land use, ocean water, earthquakes and objects in space.
- What is the mass number?
- The number of protons plus the number of neutrons in an atom.
- Mixture
- Two or more substances that retain theri own properties even when they are combined and that can be separated from one another by physical means.
- Study of moral values about what is good or bad.
- Ethics
- A rule that describes the behavior of something in nature, usually describes what will happen in a situration but not why it happens.
- Scientific law
- Proton
- Positively charged particle that is located in the nucleus of an atom.
- Constant
- A variable that does not change in an experiment.
- Standard for comparison in an experiment.
- Control
- Electron
- A Negatively charged particle that moves around the nucleus of an atom and form an electron cloud.
- What is technology?
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The use of scientific discoveries for practical purposes, making people's lives easier and better.
- Neutron
- Particle without an electric charge that is located in the nucleus of an atom.
- Factor that changes in an experiment
- Independent variable
- An explanation that is supported by results from repeated experimentation or testing.
- Scientific Theory
- Steps in the Scientific Method
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Problem?Question
Gathering information
Hypothesis
Testing
Analyzing
Conclusion
- Factors that can be changed in an experiment
- Variables
- Matter that is made up of two or more elements and has physical and chemcial properties different from each of the elements that make it up.
- Compound
- The number of protons in an atom?
- Atomic number
- An educated guess
- Hypothesis
- A substance that contains only one type of atom.
- Element
- Tiny building blocks of matter, made up of protons, neutrons, and electrons.
- Atoms