Quiz about Unit 5 Matter Mixtures and Solutions

Question 1

The smallest particle of an element

Accepted Answer

atom

Answer

compound

Answer

element

Question 2

The amount of space something takes up

Accepted Answer

volume

Answer

mass

Answer

matter

Question 3

Anything that has mass and volume

Accepted Answer

matter

Answer

density

Answer

volume

Question 4

A type of mixture where all the parts are mixed evenly throughout

Accepted Answer

solution

Answer

mixture

Answer

compound

Question 5

A combination of two or more different substances that keep their identities

Accepted Answer

mixture

Answer

solution

Answer

compound

Question 6

A type of matter made of just one kind of atom

Accepted Answer

element

Answer

compound

Answer

molecule

Question 7

A substance made of molecules of two or more elements

Accepted Answer

compound

Answer

element

Answer

density

Question 8

This is made up of two or more different atoms put together

Accepted Answer

molecule

Answer

element

Answer

compound

Question 9

A type of change where the form or shape of a substance changes, but it doesn't change chemically

Accepted Answer

physical change

Answer

chemical change

Question 10

A type of change where changes in one or more substances forms a new/different substance

Accepted Answer

chemical change

Answer

physical change

Question 11

Which is NOT true about liquids?

Accepted Answer

They have a definite shape

Answer

They have a definite volume

Answer

They have mass

Question 12

Which is true about gases?

Accepted Answer

They can be compressed (squeezed together)

Answer

They have a definite shape

Answer

They have a definite volume

Question 13

Which is NOT true about a solid

Accepted Answer

they take the shape of their container

Answer

they have a definite shape

Answer

they have mass

Question 14

Marta put sugar, yeast and warm water in a balloon and tied it closed. She put the balloon in a sunny window and noticed that the balloon started filling up with gas. What kind of a change is going on inside the balloon?

Accepted Answer

A chemical change

Answer

A physical change

Answer

A change of state

Question 15

Which condition will make matter change its state?

Accepted Answer

increase temperature

Answer

change its shape

Answer

add electricity

Question 16

Which picture(s) above does NOT show a mixture?

Accepted Answer

B & E

Answer

B & D

Answer

C & B

Question 17

The Atomic Number of an element is the number of ___ in one atom of that element.

Accepted Answer

protons

Answer

electrons

Answer

neutrons

Question 18

Which conditions below will NOT help salt dissolve faster in water

Accepted Answer

Cool down the water first

Answer

Stir it several times

Answer

Heat up the water first

Question 19

Why do some forms of matter float in water, but others don't?

Accepted Answer

Matter that has a density of less than 1 will float, but if it's greater than 1 it will sink.

Answer

Matter that has a density of less than 1 will sink, but if it's greater than 1 it will float.

Question 20

How are all elements different?

Accepted Answer

they all have a different number of protons in their atoms

Answer

they all have different colors

Answer

they all have different properties

Question 21

Which is NOT going to help you dissolve a solid in a liquid?

Accepted Answer

add more liquid

Answer

add heat

Answer

stir faster

Question 22

Which is an example of a physical change due to HEAT?

Accepted Answer

ice melting into liquid water, and then evaporating

Answer

wood burning into ash

Answer

paper being torn into thousands of pieces

Question 23

Which is an example of a chemical change due to HEAT (and oxygen) being added?

Accepted Answer

wood burning into ash

Answer

paper being crumpled into a ball

Answer

baking soda added to vinegar making it bubble up

Question 24

Which is a sign that a chemical change has happened?

Accepted Answer

a gas is produced (bubbling)

Answer

a substance melts

Answer

a substance changes shape

Question 25

Which statement is true about chemical changes?

Accepted Answer

Chemical changes are slower at cooler temperatures

Answer

Chemical changes are faster at cooler temperatures

Answer

Chemical changes don't change matter chemically

Question 26

a glass bottle drops and breaks into a thousand pieces

Accepted Answer

physical change

Answer

chemical change

Question 27

wood is burned and changed to charcoal and ash

Accepted Answer

chemical change

Answer

physical change

Question 28

water is added to calcium chloride and heat is given off

Accepted Answer

chemical change

Answer

physical change

Question 29

salt is dissolved in water

Accepted Answer

physical change

Answer

chemical change

Question 30

Water boils and changes to water vapor

Accepted Answer

physical change

Answer

chemical change

Question 31

From left to right, what does each picture of particles represent?

Accepted Answer

liquid, gas, solid

Answer

solid, liquid, gas

Answer

solid, gas, liquid

Unit 5 Matter Mixtures and Solutions

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