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matter 2.1

science

QuestionAnswer
what do we call the characteristics of a substances that can be observed without changing the identity of the substances? physical properties
what can be used to detect physical properties? senses
name a few of the physical properties; : color, shape, size, texture, volume, mass.
What is the formula for volume? V=length x width x height measured in cubes (cubic meters)
What is the relationship between mass and volume called? density
I am the measure of the amount of matter present in a given volume of a substance... what am i ? density
How is density normally expressed? grams per cubic centimeters
What is the formula for density ? density = mass/volume
what is a change in any physical property of a substance called ? physical change
Give some examples of physical change? *wool on a sheep to a wool in a sweater *ice turning into a liquid
When a substance can form a new substance what kind of property is this? Chemical property
i am a change of one substances into another substance... what am i ? chemical change
Give some examples of chemical changes; ** iron rusting *bronze tarnishing (statue of liberty ) *wood burning *antacid tablet dropped into water *eating food *cooking
what is the only true indication of a chemical change? when new substance has formed
name some signs of a chemical change; odor temperature color bubbles formation of a solid
Created by: colleenr
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