What is an open system in terms of matter and mass?

Matter is able to escape or enter, so the beginning and ending masses may be different.

Matter cannot escape or enter, so the masses remain the same.

Matter is only able to enter, not escape.

Matter is only able to escape, not enter.

What is a closed system in terms of matter and mass?

The reaction is sealed, so the mass of the reactants will be the same as the mass of the products.

Matter is able to escape or enter, so the beginning and ending masses may be different.

Matter is only able to enter, not escape.

Matter is only able to escape, not enter.

The ability to dissolve, especially in water.

The measure of acidity or basicity.

The ability to conduct electricity.

What does pH measure?

The acidity or basicity of a substance.

The temperature of a substance.

What does reactivity refer to?

How easily a substance reacts chemically with other substances

The ability to conduct electricity

The ability to dissolve in water

What is conductivity?

The ability to move heat or electricity from one place to another

What is a characteristic of a physical change?

It does not change the chemical makeup of a substance.

It changes the chemical makeup of a substance.

What happens to atoms during a chemical change?

They are rearranged to form a new substance.

Which statement is true about chemical changes?

Chemical changes are not reversible.

Chemical changes are reversible.

Chemical changes do not create new substances.

Chemical changes do not involve atoms.

What is a physical property?

A characteristic that can be observed or measured without changing the identity of the substance.

A characteristic that can only be observed when a substance transforms into a new substance.

A property that involves chemical reactions.

A property that changes the substance's chemical structure.

How can chemical properties be observed?

By transforming the substance into a new substance.

By measuring the substance's density.

By observing the substance's color.

By checking the substance's melting point.

What does density measure in a substance?

The amount of matter in a substance

What does luster describe about a substance?

The way a substance reflects light

What is the freezing point?

The temperature at which a liquid turns into a solid.

The temperature at which a liquid turns into a gas.

The temperature at which a solid turns into a liquid.

The temperature at which a gas turns into a liquid.

What is the boiling point?

The temperature at which a liquid boils and turns to vapor.

The temperature at which a liquid turns into a solid.

The temperature at which a gas turns into a liquid.

The temperature at which a solid turns into a gas.

What is a precipitate?

A solid formed from the reaction of two different liquids

A liquid formed from a reaction

A solution formed from mixing solids

What does solubility refer to?

The ability to dissolve, especially in water

What is the definition of flammability?

The ability to dissolve in water.

The ability to conduct electricity.

What does reactivity refer to in chemistry?

How easily a substance reacts chemically with other substances.

How easily a substance evaporates.

How easily a substance conducts heat.

What does it mean if a material is malleable?

It can change shape when hammered.

What are reactants in a chemical reaction?

Substances that undergo the change

Substances that come out of a reaction

The result of a chemical change

What are products in a chemical reaction?

The result of the reaction/chemical change

Substances that go into a reaction

Substances that undergo the change

What does the coefficient in a chemical formula indicate?

The number of molecules of the substance

The number of atoms of each element

What does the subscript in a chemical formula indicate?

The number of atoms of the element

The number of molecules of the substance

The temperature of the reaction

A subatomic particle with no charge

A subatomic particle with a positive charge

A subatomic particle with a negative charge

A subatomic particle with a double charge

CHEMISTRY VOCAB REVIEW

8th Grade

•

46 Qs

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Quiz

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8th Grade

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Practice Problem

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Medium

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NGSS

MS-PS1-5, MS-PS1-2, MS-PS1-1

Standards-aligned

Claire Dugaduga

Used 5+ times

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46 questions

Show all answers

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is a characteristic of a solid?

Definite shape and volume

Definite volume, but takes the shape of its container

No definite shape or volume

Expands to fill its container

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is a characteristic of a liquid?

Definite shape and volume

Definite volume, but takes the shape of its container

No definite shape or volume

Expands to fill its container

What is the characteristic of a gas in terms of shape and volume?

Definite shape and volume

Indefinite shape and volume

Definite shape, indefinite volume

Indefinite shape, definite volume

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is formed when a gas is heated?

Liquid

Solid

Plasma

Vapor

What does the Law of Conservation of Mass state?

Mass can be created or destroyed during a chemical reaction.

The mass of the products must be greater than the reactants.

The mass of the products must be equal to the reactants.

Mass is irrelevant in chemical reactions.

What is the meaning of the word "created"?

Destroyed

Made or brought into existence

Hidden

Lost

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What does the term "Destroyed" mean?

To create something new

To reduce to nothing

To rearrange

To increase in size

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CHEMISTRY VOCAB REVIEW

46 questions

What is a characteristic of a solid?

What is a characteristic of a liquid?

What is the characteristic of a gas in terms of shape and volume?

What is formed when a gas is heated?

What does the Law of Conservation of Mass state?

What is the meaning of the word "created"?

What does the term "Destroyed" mean?

What does the term "Rearranged" mean?

What does the law of conservation of mass state?

What is the result of combining hydrogen and oxygen according to the diagram?

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