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Science Voc 1st
1st Nineweeks Vocabulary
Question | Answer |
---|---|
microscopic | A word that describes an organism, object, or part of an object that is too small for us to see without the use of a microscope. |
magnify | to make things appear larger |
field of view | the area through a magnifying lens that contains the larger or closer view of the object |
magnifying glass | tool with lenses that make objects look larger so that we can make more detail observations |
atom | the smallest possible particle of an element having the properties of the element from which it was originally found |
molecule | the smallest particle of any substance |
matter | anything that takes up space and has mass |
property | any characteristic of an object that can be described by using our senses or measured with tools |
mass | the amount of matter in an object |
physical properties | characteristics of matter we can observe without causing any change to the object |
chemical properties | the ability of matter to combine with other matter and from a new substance |
physical change | when matter changes in shape, size or phase but remains the same substance |
chemical change | when matter changes and the change causes the substance to become a new or different substance. (example rust) |
solid | phase of matter in which molecules are most closely attracted to each other |
liquid | phase of matter that has no definite shape |
gas | phase of matter that has no definite shape or volume |
melting point | the temperature at which a solid starts to change into a liquid by melting |
freezing point | the temperature at which a liquid changes into a solid |
boiling point | the temperature at which a liquid changes to a gas |
condensation point | the temperature at which a gas turns back into a liquid |
hypothesis | an idea tested by observation or experiment |
scientific method | steps used in an experiment |
prediction | a "guess" about what might happen |