Vocabulary
Properties of Matter
Physical and Chemical Changes
States of Matter
Miscellaneous
100
the building blocks of matter
What are atoms?
100
a kind of mixture where all substances and samples would be the same throughout
What is homogeneous?
100
color, texture, shape, mass, volume, boiling point, and malleability are all examples of:
What are physical properties?
100
the reason why all particles in matter move
What is they all have energy?
100
the state of matter that is the sun
What is plasma?
200
the amount of force exerted per unit area of surface
What is pressure?
200
a type of mixture where the substances are not evenly mixed
What is heterogeneous?
200
flammability and reactivity are examples of:
What are chemical properties?
200
state of matter with a definite volume but no definite shape
What is a liquid?
200
mass of an object per unit volume
What is density?
300
a kind of molecule in which two or more kinds of atoms bond
What is a compound?
300
a mixture in which particles eventually separate and settle out
What is a suspension?
300
all ____________ and ____________ changes obey the law of conservation of mass
What are physical and chemical?
300
particles of a gas are more or less spread out than in a liquid
What is more spread out?
300
the measure of the amount of space that matter occupies
What is volume?
400
matter that contains two or more pure substances
What is a mixture?
400
a property of matter that describes a substances's ability to participate in chemical reactions(reactivity, flammability)
What is a chemical property?
400
most _________________ changes can be reversed most _________________ changes cannot be reversed
What are 1. physical 2. chemical
400
when a liquid becomes a gas
What is evaporation?
400
name one example of a colloid
what are clouds, gelatin, and whipped cream?
500
states that mass is neither created nor destroyed
What is the law of conservation of mass?
500
physical properties change, but identity doesn't
What is a physical change?
500
name one example of chemical changes in nature
What is photosynthesis, digestion, growing, aging, decaying, etc.
500
_____________ helium would be needed to fill a balloon on a hot day
What is less?
500
increasing the temperature of a gas in a container that cannot expand would do this to the pressure
What is increase it?
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