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TByrd Science
Matter 3rd Grade Review
Question | Answer |
---|---|
Something you detect through the use of one or more of your senses. | Observation |
Grouping objects into two groups based on whether they have some property or not. | Classification (binary classification) |
A logical conclusion based on an observation. | Inference |
An idea about what will happen in the future with an explanation of why. | Prediction |
To compare an unknown amount with a known unit to determine its dimensions, mass, capacity, temperature, speed, quantity, or extent. | Measure |
To use written or spoken words, graphs, demonstrations, drawings, diagrams, or data tables to share information and ideas with others. | communicate |
Placing objects or events in order according to a particular property. OR Placing objects or events in order based on what occured first, second, and so forth. | sequence |
A question in which an experiment is needed to find the answer. | testable question |
A factor that is changed in an investigation. | variable |
A quantitative(measured) property that tells how much heat something has. | temperature |
Causes the molecules in matter to expand and move around very quickly and freely. Takes place when matter changes from a liquid to a gas. | evaporation |
Causes the molecules in matter to condense, or get closer, and move around less. Takes place when matter changes state from a gas to a liquid. | condensation |
The basic building blocks of matter. | atoms |
Water in its solid state. | ice |
Water in its gaseous state. | water vapor (steam) |
Anything that has mass and takes up space. | Matter |
This form of matter has a fixed shape and volume. | solid |
This form of matter changes shape to fit its container. It has a fixed volume. | liquid |
The form of matter that does not have a fixed shape or fixed volume. It spreads out and moves freely. | gas |
An observation in which the result will always be the same. | scientific observation |
An observation that is an opinion, everyone may not agree. | unscientific observation |