Matter

Questão	Responda
It is everything around us that has a mass and a volume. It is made up of atoms.	Matter
They are the smallest particles in matter.	Atoms
It is the amount of matter in a physical body.	Mass
It is the amount of space that a physical body occupies.	Volume
It is an instrument used to measure mass.	Scale
It is an instrument used to measure volume.	Beaker
They are the most common units to measure mass.	Kilogram, gram
They are the most common units to measure volume.	Litre, millilitre, cubic metre
It is the colour, size, shape, texture of lustre of a body.	Appearance
It is the tendency to float or rise in a liquid or gas.	Floatability
It is the ability to resist scratching.	Hardness
It is the ability to attract iron.	Magnetism
It is the ability of a substance to dissolve in another substance.	Solubility
It is the amount of heat or energy in matter.	Temperature
It is when the appearance changes but the substance remains the same.	Physical change
It is when the substance changes into different ones.	Chemical change
They are physical changes that happen when a substance passes from one state to another.	Changes of state
This state of matter has a fixed volume and a fixed shape.	Solid
This state of matter has a fixed volume but doesn't have a fixed shape. It takes the shape of its container.	Liquid
This state of matter doesn't have a fixed volume and a fixed shape. It expands to occupy as much space as it can.	Gas
It is a chemical change that happens when matter combines with oxygen.	Oxidation
It is a chemical change that happens when fungi and bacteria decompose organic matter.	Putrefaction
It is a type of oxidation that produces light and heat in the form of fire.	Combustion
It is a type of substance that cannot be separated.	Pure substance
It is when two or more substances are combined.	Mixture
It is a type of mixture in which the components are evenly distributed and cannot be distinguished.	Homogeneous mixture
It is a type of mixture in which components are not evenly distributed and thus, they can be distiguished.	Heterogeneous mixture
Technique to separate mixtures in which one of the components is iron and the others aren't.	Magnetism
Technique to separate mixtures in which one component is liquid and the others are solids.	Filtration
Technique to separate mixtures in which the components have different densities so one stays at the bottom.	Decantation
Technique to separate homogeneous mixtures in which one substances is dissolved in a liquid.	Evaporation

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	Criado por Beatriz Cánovas quase 5 anos atrás