Quiz about Chemical and Physical Changes Unit Review

Question 1

A single part of a mixture or solution is called

Accepted Answer

Substance

Answer

Mixture

Answer

Solution

Answer

An item

Question 2

A single part of a mixture or solution is called

Accepted Answer

Substance

Answer

Mixture

Answer

Solution

Answer

An item

Question 3

A combination of two or more substances where each keep their own properties

Accepted Answer

Mixture

Answer

Solution

Answer

Substance

Answer

Solute

Question 4

To make different without changing what the material is made of such as; cutting, folding,etc.

Accepted Answer

Physical change

Answer

Filter

Answer

Physical State

Answer

Origami

Question 5

A mixture of one substance dissolved evenly in another

Accepted Answer

Solution

Answer

Substance

Answer

Mixture

Answer

Sieve

Question 6

To break down and spread out evenly in a liquid

Accepted Answer

Dissolve

Answer

Buoyancy

Answer

Mix

Question 7

The ability to float in a liquid is called

Accepted Answer

Buoyancy

Answer

Surviving

Answer

Treading water

Answer

Swimming

Question 8

This tool is used for separating solids from liquids or coarse particles from fine particles

Accepted Answer

Sieve

Answer

Hands

Answer

Boiling water

Answer

Evaporation

Question 9

A material that allows liquids to pass through it, while very small solids remain behind

Accepted Answer

Filter

Answer

Sieve

Answer

Funnel

Answer

Spoon

Question 10

liquid to a gas; may be used to separate substances in a solution

Accepted Answer

Evaporation

Answer

Precipitation

Answer

Condensation

Answer

Freezing

Question 11

A tool used to separate out magnetic substances in mixtures such as iron filings

Accepted Answer

Magnet

Answer

Meter Stick

Answer

Triple Beam Balance

Answer

Tweezers

Question 12

Which of the following would be least effective at  separating a liquid from a solid

Accepted Answer

pan/boiling water

Answer

colander

Answer

strainer

Answer

sieve

Question 13

Which list includes examples of only solutions

Accepted Answer

lemonade, sugar water, and salt water

Answer

fruit salad, jello and lemonade

Answer

tea, lemonade and cookie dough

Answer

m&m's and tea

Question 14

Which is true of both Mixtures and Solutions

Accepted Answer

They can both be separated

Answer

Molecules are mixed evenly

Answer

Separated by evaporation

Answer

Can be separated with a filter

Question 15

If ice is placed inside a refrigerator it will

Accepted Answer

melt into water

Answer

melt into a gas

Answer

remain ice

Answer

become water vapor

Question 16

When a substance begins to melt its molecules....

Accepted Answer

Speed up and spread out

Answer

Slow down and come together

Answer

Speed up and come together

Answer

Remain the same

Question 17

Between which two temperatures is pure water in its liquid form

Accepted Answer

0 degrees Celsius and 100 degrees Celcius

Answer

32 degrees Celsius and 212 degrees Farenheit

Answer

0 degrees Celsius and 32 degrees Celsius

Answer

0 degrees Farenheit and 100 degrees Farenheit

Question 18

__________ is the ability of an object to float or sink in water

Accepted Answer

Relative Density

Answer

Solubility

Answer

Magnetism

Answer

Mass

Question 19

When we put a substance in water and stir it to see if it dissolves we are testing for_______________________.

Accepted Answer

Solubility

Answer

Relative Density

Answer

Mass

Answer

Temperature

Question 20

Which one of the following would you use to separate sand from iron filings?

Accepted Answer

a bar magnet

Answer

filter paper

Answer

hot plate

Answer

strainer

Question 21

If I added 27 grams of salt to water and separated the solution with a hot plate, what amount of salt would be left behind?

Accepted Answer

27 grams

Answer

20 grams

Answer

0 grams

Answer

10 grams

Question 22

A solution is a mixture of one or more substances _________ evenly into another substance.

Accepted Answer

dissolved

Answer

evaporated

Answer

carried

Answer

split

Question 23

A mixture is always a solution, but a solution is NOT always a mixture.

Accepted Answer

False

Answer

True

Question 24

How would you separate a mixture of sand and salt?

Accepted Answer

Mix them with water, pour the mixture through a sieve, then let the water evaporate

Answer

Mix them with water and let the water evaporate

Answer

Heat the sand and salt mixture for 5 minutes, then let it cool

Answer

I would not do any of these because none of these options would work

Question 25

Which of the following is NOT a mixture?

Accepted Answer

water in a glass

Answer

sand, salt, and rocks in a bucket

Answer

trail mix made with dried fruit,
nuts, chocolate drops, and
pretzels

Answer

rocks and sand in the ocean

Question 26

Salt dissolves in water like ----

Accepted Answer

Sugar dissolves in water

Answer

Pepper dissolves in water

Answer

Rocks dissolve in water

Answer

Seeds dissolve in water

Question 27

A _____________________ is a type a mixture where the substances are evenly distributed throughout the mixture.

Accepted Answer

solution

Answer

solvent

Answer

solute

Answer

mixture

Question 28

A Mixture is a combination of substances where the original substances keep their original properties

Accepted Answer

True

Answer

False

Question 29

A solution is a special mixture formed when one substance is _____________evenly throughout the other.

Accepted Answer

Dissolved

Answer

Disappearing

Answer

Spread Out

Answer

Put

Question 30

What happens when water mixes with sugar?

Accepted Answer

the appearance of sugar changes

Answer

the shape of water changes

Answer

the taste of sugar changes

Answer

the state of water changes

Question 31

What tool would best help you sort iron bolts from aluminum bolts?

Accepted Answer

Option A is correct

Answer

B.

Answer

C.

Answer

D.

Question 32

Which physical property of salt would stay the same in a mixture of salt particles and water?

Accepted Answer

taste

Answer

color

Answer

shape

Answer

size

Question 33

Ocean water is a solution?

Accepted Answer

True

Answer

False

Question 34

Is burning wood a chemical or physical change?

Accepted Answer

chemical

Answer

physical

Question 35

Is glass breaking a chemical or phyiscal change?

Accepted Answer

physical

Answer

chemical

Question 36

Is hammering wood together to build a house a chemical or physical change?

Accepted Answer

physical

Answer

chemical

Question 37

Is a a rusting bicycle a chemical or physical change?

Accepted Answer

chemcial

Answer

physical

Question 38

Is melting butter for popcorn a chemical or physical change?

Accepted Answer

physical

Answer

chemical

Question 39

Is melting ice a chemical or physical change?

Accepted Answer

physical

Answer

chemical

Question 40

Is spoiling food a physical or chemical change?

Accepted Answer

chemical

Answer

phyiscal

Question 41

Is mixing lemonade powder with water a physical or chemical change?

Accepted Answer

physical

Answer

chemical

Question 42

Is mowing the lawn a phyiscal or chemical change?

Accepted Answer

physical

Answer

chemical

Question 43

Is corroding metal a chemical or physical change?

Accepted Answer

chemical

Answer

physical

Question 44

Is bleaching your hair a physical or chemical change?

Accepted Answer

chemical

Answer

physical

Question 45

Are fireworks exploding a physical or chemical change?

Accepted Answer

chemical

Answer

phyiscal

Question 46

Is sqeezing organges to make orange juice a phyical or chemcial change?

Accepted Answer

physical

Answer

chemical

Question 47

Is frying an egg a physical or chemical change?

Accepted Answer

chemical

Answer

physical

Question 48

Is pouring milk in your oatmeal a physical or chemical change?

Accepted Answer

physical

Answer

chemical

Question 49

Is burning leaves a physical or chemical change?

Accepted Answer

chemical

Answer

physical

Question 50

Is cream being whipped a physical or chemical change?

Accepted Answer

physical

Answer

chemical

Question 51

Is making salt water to gargle with a physical or chemical change?

Accepted Answer

physical

Answer

chemical

Question 52

Is burning toast a chemical or physical change?

Accepted Answer

chemical

Answer

physical

Question 53

Is melting ice cream a phyiscal or chemical change?

Accepted Answer

physical

Answer

chemical

Question 54

Is sour milk a chemical or physical change?

Accepted Answer

chemical

Answer

physical

Question 55

Is rancid butter a chemical or physical change?

Accepted Answer

chemical

Answer

physical

Question 56

Is moldy cheese a chemical or physical change?

Accepted Answer

chemical

Answer

physical

Question 57

Is spoiled meat a chemical or physical change?

Accepted Answer

chemical

Answer

physical

Question 58

Is a strong gaseous odor coming from the fridge a chemical or physical change?

Accepted Answer

Chemical

Answer

physical

Chemical and Physical Changes Unit Review

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