Quiz about 8 Matter

Question 1

A pure substance...

Accepted Answer

is an element or a compound

Answer

is an element or a mixture

Answer

is a compound or a mixture

Answer

is a mixture

Question 2

What is an example of a mixture?

Accepted Answer

Air

Answer

Table salt

Answer

Water

Answer

Oxygen

Question 3

Which of the following is a way in which elements and compounds are similar?

Accepted Answer

Elements and compounds are pure substances.

Answer

Elements and compounds are both made up of different kinds of atoms.

Answer

Elements and compounds can both be broken down by physical means.

Answer

Elements and compounds are listed on the periodic table.

Question 4

What is an example of an element?

Accepted Answer

Oxygen

Answer

Pure water

Answer

Air

Answer

Table salt

Question 5

Contains only one kind of atom.

Accepted Answer

Element

Answer

Compund

Answer

Mixture

Question 6

Contains two or more atoms combined

Accepted Answer

Compounds

Answer

Elements

Answer

Mixtures

Question 7

The air is a _________.

Accepted Answer

mixture

Answer

element

Answer

compound

Answer

energy

Question 8

Elements can be broken down into simpler substances.

Accepted Answer

false

Answer

true

Answer

sometimes

Question 9

Examples are diamonds (C) and Uranium (U)

Accepted Answer

elements

Answer

mixtures

Answer

compounds

Question 10

Is sugar (C₁₂H₂₂O₁₁)an element or a compound?

Accepted Answer

Compound

Answer

Element

Question 11

An element is made up of only one kind of _____.

Accepted Answer

atom

Answer

isotope

Answer

plastic

Answer

metal

Question 12

In general, metals are _____.

Accepted Answer

good conductors of heat

Answer

poor conductors of heat

Answer

brittle

Answer

poor conductors of electricity

Question 13

Shiny

Accepted Answer

Metal

Answer

Nonmetal

Question 14

Classify the picture with the correct label.

Accepted Answer

Compound

Answer

Element

Answer

Mixture of Elements

Answer

Mixture of Compounds

Question 15

Classify the picture with the correct label.

Accepted Answer

Mixture of Elements

Answer

Element

Answer

Compound

Answer

Mixture of Elements and Compounds

Question 16

Classify the picture with the correct label.

Accepted Answer

Mixture of Elements & Compounds

Answer

Element

Answer

Compound

Answer

Mixture of Compounds

Question 17

Classify the picture with the correct label.

Accepted Answer

Mixture of Compounds

Answer

Compounds

Answer

Mixture of Elements

Answer

Mixture of Elements & Compounds

Question 18

Classify the picture with the correct label.

Accepted Answer

Mixture of Compounds

Answer

Mixture of Elements

Answer

Compound

Answer

Element

Question 19

Classify the picture with the correct label.

Accepted Answer

Compound

Answer

Element

Answer

Mixture of Compounds

Answer

Mixture of Elements

Question 20

Classify the picture with the correct label.

Accepted Answer

Mixture of Compounds

Answer

Mixture of Elements

Answer

Compound

Answer

Mixture of Elements & Compounds

Question 21

Which of the following is an element?

Accepted Answer

Oxygen

Answer

Sugar

Answer

Salt

Answer

Water

Question 22

A compound is made of ________ atoms.

Accepted Answer

different

Answer

big

Answer

similar

Question 23

When elements form mixtures, the elements keep their original properties.

Accepted Answer

True

Answer

False

Question 24

Beatriz wants to make a mixture out of her bowl of blueberries. Which of the following would turn her bowl of blueberries into a mixture?

Accepted Answer

adding raspberries to the bowl

Answer

adding more blueberries to the bowl

Answer

cutting up the blueberries

Answer

mashing the blueberries

Question 25

Which statement identifies why oxygen is classified as a pure substance and air is classified as a mixture?

Accepted Answer

Oxygen contains only one substance, but air contains several substances.

Answer

Oxygen is more reactive than air.

Answer

Oxygen has a higher density than air.

Answer

Oxygen goes under a phase change, whereas air is always a gas.

Question 26

The things in a mixture always retain their........

Accepted Answer

physical and chemical properties

Answer

smell properties

Answer

shape

Answer

color

Question 27

These must be separated chemically.

Accepted Answer

compounds

Answer

elements

Answer

mixtures

Answer

homogeneous mixtures

Question 28

A molecule can be made of the same kind of atoms.

Accepted Answer

true

Answer

false

Answer

Say What??!!!

Answer

Dude!! Sweet!!

Question 29

This can be separated physically.

Accepted Answer

mixture

Answer

element

Answer

compound

Question 30

Carbon Dioxide is a ______

Accepted Answer

compound

Answer

element

Answer

mixtures

Answer

Battle of Bunker Hill

Question 31

Carbon is a(n) ______

Accepted Answer

element

Answer

compound

Answer

mixture

Question 32

How do gases behave in a container?

Accepted Answer

They take the shape of their container

Answer

Cluster together

Answer

form a solid

Answer

leak out

Question 33

Which states allow easy flow of particles

Accepted Answer

Gas and Liquid

Answer

Gas and Solid

Answer

Solid and Liquid

Answer

Gas only

Question 34

How do materials change from one state of matter to another?

Accepted Answer

They gain or lose energy

Answer

They break appart

Answer

The particles get stickyer

Answer

They are magnetised to themselves

Question 35

Can Solids be compressed?

Accepted Answer

No

Answer

Yes

Answer

Sometimes (it depends what it's made of)

Answer

Generally no

Question 36

Which description best matches this particle model?

Accepted Answer

Closely packed and can't move a lot.

Answer

Particles are close together but can move a little.

Answer

Particles have lots of energy and can move around.

Question 37

Which description best matches this particle model?

Accepted Answer

Particles have lots of energy and can move around.

Answer

Closely packed and can't move a lot.

Answer

Particles are close together but can move a little.

Question 38

Which description best matches this particle model?

Accepted Answer

Particles are close together but can move a little.

Answer

Closely packed and can't move a lot.

Answer

Particles have lots of energy and can move around.

Question 39

Which description best describes what a particle model shows?

Accepted Answer

How the particles in a solid, liquid or gas are arranged.

Answer

How many particles are in a solid, liquid or gas.

Answer

If there are any particles in a solid liquid or gas.

Question 40

If you put some sugar into cold water and leave it without stirring, the sugar will eventually dissolve and mix with the water. This happens because:

Accepted Answer

particles in a liquid are always moving.

Answer

particles are extremely small.

Answer

water particles are bigger than sugar particles.

Answer

sugar particles are bigger than water particles.

Question 41

Blue Color

Accepted Answer

Physical Property

Answer

Chemical Property

Question 42

Density

Accepted Answer

Physical Property

Answer

Chemical Property

Question 43

Flammability (burns)

Accepted Answer

Chemical Property

Answer

Physical Property

Question 44

Solubility (dissolves)

Accepted Answer

Physical Proeprty

Answer

Chemical Property

Question 45

Reacts with acid

Accepted Answer

Chemical Property

Answer

Physical Property

Question 46

Supports combustion

Accepted Answer

Chemical Property

Answer

Physical Property

Question 47

Sour taste

Accepted Answer

Physical Property

Answer

Chemical Property

Question 48

Melting point

Accepted Answer

Physical Property

Answer

Chemical Property

Question 49

Reacts with water

Accepted Answer

Chemical Property

Answer

Physical Property

Question 50

Hardness

Accepted Answer

Physical Property

Answer

Chemical Property

Question 51

A student removes a loaf of bread hot from the oven. The student cuts a slice off the loaf and spreads butter on it.

Accepted Answer

Physical Change

Answer

Chemical Change

Question 52

Your friend decides to toast a piece of bread, but leaves it in the toaster too long. The bread is black and the kitchen if full of smoke.

Accepted Answer

Chemical Change

Answer

Physical Change

Question 53

You forgot to dry the bread knife when you washed it and reddish brown spots appeared on it.

Accepted Answer

Chemical Change

Answer

Physical Change

Question 54

You blow dry your wet hair.

Accepted Answer

Physical Change

Answer

Chemical Change

Question 55

In baking biscuits and other quick breads, the baking powder reacts to release carbon dioxide bubbles. The carbon dioxide bubbles cause the dough to rise.

Accepted Answer

Chemical Change

Answer

Physical Change

Question 56

You take out your best silver spoons and notice that they are very dull and have some black spots.

Accepted Answer

Chemical Change

Answer

Physical Change

Question 57

A straight piece of wire is coiled to form a spring.

Accepted Answer

Physical Change

Answer

Chemical Change

Question 58

Food color is dropped into water to give it color.

Accepted Answer

Physical Change

Answer

Chemical Change

Question 59

In a fireworks show, the fireworks explode giving off heat and light.

Accepted Answer

Chemical Change

Answer

Physical Change

Question 60

Chewing food to break it down into smaller particles represents a _________ change, but the changing of starch into sugars by enzymes in the digestive system represents a ___________change.

Accepted Answer

Physical then Chemical

Answer

Chemical then Physical

Answer

Both Physical

Answer

Both Chemical

Question 61

A characteristic that can be observed without changing the composition of a substance is a ___.

Accepted Answer

physical property

Answer

chemical property

Answer

melting point

Answer

chemical change

Question 62

Physical or Chemical change:
Ice melts

Accepted Answer

physical change

Answer

chemical change

Question 63

Physical or Chemical change:
milk sours

Accepted Answer

chemical change

Answer

physical change

Question 64

Physical or Chemical change:
a bicycle changes color as it rusts

Accepted Answer

chemical change

Answer

physical change

8 Matter

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