States of matter
Physical and chemical changes
Changes of state
Matter
Pure substances and mixtures
100
What is solid, matter, and gas
What is the three states of matter?
100
What is a physical change.
What is a change that affects one or more physical properties of a subtance?
100
What is matter.
What is an ice cube turning into water called?
100
What is anything that takes up space.
What is matter?
100
What is a substance that has definite physical and chemical properties.
What is pure substance?
200
What is a liquid.
What is the state of matter that has definite volume but not definite shape?
200
What occurs when one or more substances change into entirely new substances with different properties.
What is a chemical change?
200
What is evaporation.
What takes place when a puddle dries out?
200
How are elements, compounds and mixtures.
How is matter classified?
200
What is a combination of two or more substances that are combined physically but not chemically.
What is a mixture?
300
What is a solid
What is the state of matter that has definite volume and definite shape?
300
What is chemical change.
What does change in color indicate?
300
What is energy being removed or lost.
What changes a substance from one state to another?
300
What is light and sound?
What is not considered matter?
300
What is a mixture that does not have a uniform composition.
What is the definition heterogeneous mixture?
400
What is a measure of gravitational force on a object.
What is weight?
400
What is stretching, cutting, melting, bending, ripping, crushing.
What are examples of physical changes?
400
What is sublimation.
What is the change from a solid state directly into a gas called?
400
What is D=m/v
What is the formula for density?
400
What are colloids and suspensions.
What are two types of heterogenous mixtures?
500
What is density.
What is a measure of the amount of matter in a given amount of space?
500
What is the law of conservation of mass.
What states that ordinary chemical and physical changes, mass is not created nor destroyed but is only transformed into a new substance.
500
What are melting, freezing, boiling, evaporation, condensation, sublimation and deposition.
What are the seven state changes?
500
What is volume.
How is matter measured?
500
What is melting point, reactivity and appearance.
What are properties of pure substances?
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