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Matter

atoms molecules mixtures substances

QuestionAnswer
What is matter? anything composed of mass and volume
Name two types of matter substances and mixtures
Substances are made up of... elements and compounds
What is the difference between elements and compounds an element is one type of atom its the simplest substance and a compound is 2 or more different elements joined chemically
What is an atom? basic unit from which matter is made....substances are different atoms
What is a molecule 2 or more atoms held together by chemical bonds
What is a mixture? homogeneous or heterogeneous
What is the difference between a homogeneous and heterogeneous mixture homo is two more substances evenly spread out ..can't see the separation and a hetero is unevenly spread out...can see the separation
Is milk a homogeneous or heterogeneous homogeneous
Is salad dressing homogeneous or heterogeneous heterogeneous
What is another name for a homogeneous mixture? solution
Matter can be classified into what 2 things? substances and mixtures
What is made up of elements and compounds? substances
Homogeneous and heterogeneous are types of? mixtures
How can you separate mixtures? boiling, filtration, evaporation, magnetic attraction, boiling etc.
What are physical properties? characteristics that can be observed
List 4 physical properties color, size, shape, texture, odor,hardness, density,luster phases of a liquid
What is a physical change? a change that doesn't produce a new substance like tearing paper
list 4 examples of physical changes boiling, melting, freezing,evaporating and condensing
What is a chemical change? a change that produces a new substance
What is the Law of Conservation of Mass? states that matter is neither changed nor destroyed during a physical or chemical change
What are 3 examples of a chemical change? corrosion, burning, rusting and digesting
Is digestion of food and absorbing nutrients a physical or chemical change? chemical change
Is cracking an egg a chemical or physical change? physical change
Created by: cimino
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