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Science test 2

Properties and changes of matter

QuestionAnswer
What is the definition of matter? anything that has mass and takes up space
What is the definition of melting point? the temperature at which a solid melts to become a liquid
What is the definition of product? the new substances produced in a chemical reaction
The mass of the products of a chemical reaction ______ the mass of the reactants. is the same as
Is mass a physical or chemical property? physical property
Where is plasma found? in lighting
What type of particles move fast and far apart? What type of particles move fast and far apart? a gas
What type of particles move slow and are packed together tightly? a solid
Is baking soda reacting with acid to form salt a physical or chemical property? physical property
Is an ice cube melting an example of a physical or chemical change physical change
A substance chemically becomes different in a _____ change. chemical change
Titanium reacts less with oxygen than most metals do. Is this a physical or chemical property? chemical property
Flammable would be a warning referring to a _______ property of a material. chemical
Describing the color of magnesium would be a _______ property? physical
The ability of a substance to combine with or change into another substance is a ______ property. chemical
Rust forming is an example of a ______ change. chemical
What are the signs that indicate a chemical change is occurring when you mix baking soda and vinegar? the formation of bubbles
In this state atoms slide past each other so doing a line dance would also be an example of this state of matter? liquid
Flammability is an example of a ______ property. chemical
A cake baking is an example of a _______ change. chemical
As temperature increases do the particles move slower or faster? faster
Explain the movement of particles when condensation occurs. The particles in a material become closer.
If a scientist had a solid block sample and a powder sample and he/she put it into a beaker of water which one would cause a reaction at a faster rate? the powder sample
Created by: Makenzie Nicole