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Science Vocab week 1
Chemical and Physical changes in science
Question | Answer |
---|---|
The process of changing matter from a solid to a liquid by adding heat energy. | Mellting |
The process of changing matter from a liquid to a solid by taking away heat energy. | Freezing |
The temperature at which a liquid changes to a vapor or gas. | Boiling Point |
The temperature at which a solid becomes a liquid. | Melting Point |
A group of two or more atoms linked together by sharing electrons in a chemical bond. | Molecules |
The amount of space and object takes up. | Volume |
A change in size, shape, or state of matter with no new matter being formed. One example is water changing from ice to liquid. | Physical Change |
A change that occurs when chemical bonds are broken. An example is fire. | Chemical Change |
Anything that takes up space. | Matter |
The concentration of matter in an object. | Mass |