MATTER REVIEW 7TH

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ANSWER THE FOLLOWING QUESTIONS AND PRACTICE FOR THE TEST

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Biology

7º EGB

matter

chemical changes

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MATTER REVIEW 7THVersión en línea ANSWER THE FOLLOWING QUESTIONS AND PRACTICE FOR THE TEST por SCIENCE UESFS 1 What is the best definition for MATTER? a It is anything that has life. b It is anything that has mass and takes up space. c It is anything that interaqcts with the living things. 2 What is the relationship between mass and volume? Choose some answers. Choose one or more answers a Mass is the anmount of matter in an object. b Mass is the different states of matter of an object. c Volume is related to the size of objects acording to the mass. d Volume is how much matter are in an object. 3 The weight of objects is related to: a density b gravity c atmospheric pressure 4 The characteristic property of Buoyancy: a It is the relationship bewteen the amount of matter in a object. b It is the ability of bodies to remain on the surface of a liquid. c It is the amount of matter that has a body. 5 According to substances, it can be cllasified in two groups. Choose one or more answers a Pure substances b elements c mixtures d compounds 6 Pure substances are classified into: Choose one or more answers a elements which cannot be broken down b Compunds which can be broken down in simple substances c mixtures which is a compund made by different substances. 7 What is the difference bewteen the two types of mixtures? Choose one or more answers a Heterogenous means mixtures of solids. b Homogeneous means mixtures of solids and liquid. c Heterogenous means they can be seaparated easily. d Homogeneous means the mix create something new. 8 What are the separating methods for heterogeneous mixtures? Choose one or more answers a settling b magnetism c distillation d vaporization 9 What are the separating methods for homogeneous mixtures? Choose one or more answers a crystallization b sieving c filtration d vaporization 10 Combustion is a chemical change which means? a It is a process ion which some metals in contact with air or water react. b It is a process carried out by some microorganisms. c It is the reaction between a material and oxygen when it burns. 11 Decomposition is a chemical change that is used a fertilizer called: a insulating materials b fermentation c compost 12 Insulating materials are essential for: a to prevent electric conduction b to prevent heat conduction c to prevent liquid conduction 13 Oxidation is a chemical change that occurs in: a plastic b rubber c glass d metals Feedback 1 Presence in nature and living things 3 Related to the Earth's gravity 4 flotabilidad 5 pure substances and mixtures 6 elements and compunds 7 homo means the same and hetero means different. 8 ways of separating mixtures 9 ways of separating mixtures 10 burned things 11 the result of organic material 12 type of materials 13 like iron and steal

MATTER REVIEW 7THVersión en línea

ANSWER THE FOLLOWING QUESTIONS AND PRACTICE FOR THE TEST

por SCIENCE UESFS

What is the best definition for MATTER?

It is anything that has life.

It is anything that has mass and takes up space.

It is anything that interaqcts with the living things.

What is the relationship between mass and volume? Choose some answers.

Choose one or more answers

Mass is the anmount of matter in an object.

Mass is the different states of matter of an object.

Volume is related to the size of objects acording to the mass.

Volume is how much matter are in an object.

The weight of objects is related to:

density

gravity

atmospheric pressure

The characteristic property of Buoyancy:

It is the relationship bewteen the amount of matter in a object.

It is the ability of bodies to remain on the surface of a liquid.

It is the amount of matter that has a body.

According to substances, it can be cllasified in two groups.

Choose one or more answers

Pure substances

elements

mixtures

compounds

Pure substances are classified into:

Choose one or more answers

elements which cannot be broken down

Compunds which can be broken down in simple substances

mixtures which is a compund made by different substances.

What is the difference bewteen the two types of mixtures?

Choose one or more answers

Heterogenous means mixtures of solids.

Homogeneous means mixtures of solids and liquid.

Heterogenous means they can be seaparated easily.

Homogeneous means the mix create something new.

What are the separating methods for heterogeneous mixtures?

Choose one or more answers

settling

magnetism

distillation

vaporization

What are the separating methods for homogeneous mixtures?

Choose one or more answers

crystallization

sieving

filtration

vaporization

Combustion is a chemical change which means?

It is a process ion which some metals in contact with air or water react.

It is a process carried out by some microorganisms.

It is the reaction between a material and oxygen when it burns.

Decomposition is a chemical change that is used a fertilizer called:

insulating materials

fermentation

compost

Insulating materials are essential for:

to prevent electric conduction

to prevent heat conduction

to prevent liquid conduction

Oxidation is a chemical change that occurs in:

plastic

rubber

glass

metals

Feedback

Presence in nature and living things

Related to the Earth's gravity

flotabilidad

pure substances and mixtures

elements and compunds

homo means the same and hetero means different.

ways of separating mixtures

burned things

the result of organic material

type of materials

like iron and steal

MATTER REVIEW 7TH

Test

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MATTER REVIEW 7THVersión en línea

por SCIENCE UESFS

What is the best definition for MATTER?

What is the relationship between mass and volume? Choose some answers.

Choose one or more answers

The weight of objects is related to:

The characteristic property of Buoyancy:

According to substances, it can be cllasified in two groups.

Choose one or more answers

Pure substances are classified into:

Choose one or more answers

What is the difference bewteen the two types of mixtures?

Choose one or more answers

What are the separating methods for heterogeneous mixtures?

Choose one or more answers

What are the separating methods for homogeneous mixtures?

Choose one or more answers

Combustion is a chemical change which means?

Decomposition is a chemical change that is used a fertilizer called:

Insulating materials are essential for:

Oxidation is a chemical change that occurs in:

Feedback