How can the same elements form different compounds?

By combining in different ratios

By changing their state of matter

What is a characteristic of compounds?

They have two or more types of atoms

They are made of one type of atom

They combine in different ratios

They can be separated without a chemical reaction

According to the success criteria, how can you determine if a substance is a compound or a mixture?

By whether the atoms are physically or chemically combined

A type of matter that can vary in composition

A substance that cannot vary in composition

What is a characteristic of a heterogeneous mixture?

Substances are not evenly mixed.

All samples have identical composition.

Boundaries between substances are not visible.

What happens when more of one component is added to a mixture?

It doesn't change the identity of the mixture.

It changes the identity of the mixture.

It changes the individual substances.

What is a characteristic of compounds?

They have variable compositions.

They are not chemically bonded.

How can heterogeneous mixtures be separated?

Based on size, density, or other physical properties

What is a characteristic of mixtures regarding their atomic composition?

Mixtures have 2+ types of atoms, but they are not chemically bonded.

Mixtures have only one type of atom.

Mixtures have 2+ types of atoms that are chemically bonded.

What is a key feature of heterogeneous mixtures?

You can see the different parts.

They look like a single substance.

Which of the following best describes a homogeneous mixture?

A mixture where the components are evenly distributed

A mixture that can only be separated by chemical means

A mixture made of only one type of atom

A mixture with visible boundaries between substances

What is the main difference between an element and a compound?

Elements are made of one type of atom, compounds are made of two or more types of atoms chemically bonded

Compounds are always gases, elements are always solids

Elements have variable composition, compounds have fixed composition

Elements can be separated by physical means, compounds cannot

Sodium chloride make up salt. What type of matter is NaCl?

elements that make up compounds.

What type of matter is shown in this particle diagram?

Mixture of Elements and Compounds

What type of matter is shown in this particle diagram?

Mixture of Elements and Compounds

What type of matter is shown in this particle diagram?

Mixture of Elements and Compounds

What type of matter is shown in this particle diagram?

Mixture of Elements and Compounds

Classifying Matter Quiz

Quiz

•

Science

•

8th Grade

•

Practice Problem

•

Medium

•

NGSS

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

+1

Standards-aligned

Rebecca Weitzel

Used 9+ times

FREE Resource

51 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which of the following can be considered examples of matter?

Heat and electricity

Water and air

Magnetism and gravity

Energy and forces

Tags

NGSS.MS-PS1-1

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Why do different types of matter exist?

Because there is only one kind of atom

Because atoms cannot combine

Because there are many kinds of atoms that can combine in various ways

Because matter is not made of atoms

Tags

NGSS.MS-PS1-1

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What two categories is matter classified into?

Into atoms and elements

Into solids and liquids

Into substances and mixtures

Into gases and plasmas

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What happens if the composition of a substance changes?

It becomes an entirely new substance

It remains the same

It turns into energy

It disappears

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-5

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is a molecule?

A single atom

Two or more atoms held together by chemical bonds

A substance made of two or more elements

A mixture of different elements

Tags

NGSS.MS-PS1-1

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Why do some compounds not form molecules but are still considered substances?

They contain different elements in varying ratios

They always contain the same elements in the same ratio

They are made of a single element

They are not chemically joined

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What do subscript numbers in chemical formulas indicate?

The weight of the compound

The ratio of elements in the compound

The color of the compound

The temperature of the compound

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Classifying Matter Quiz

51 questions

Which of the following can be considered examples of matter?

Why do different types of matter exist?

What two categories is matter classified into?

What happens if the composition of a substance changes?

What is a molecule?

Why do some compounds not form molecules but are still considered substances?

What do subscript numbers in chemical formulas indicate?

How can the same elements form different compounds?

Nitrogen and Oxygen can form several different compounds based on the number of each element in the compound. What is unique about each combination of the same elements?

What is matter made up of?

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