Quiz about 7R Matter: Properties and Changes Practice Questions 2024

Question 1

What kind of change is cutting paper?

Accepted Answer

Option A is correct

Answer

B.

Question 2

What kind of change is burning wood?

Accepted Answer

Option B is correct

Answer

A.

Question 3

What kind of change is frying an egg?

Accepted Answer

Option B is correct

Answer

A.

Question 4

What kind of change is breaking a window?

Accepted Answer

Option A is correct

Answer

B.

Question 5

What kind of change is a melting popsicle?

Accepted Answer

Option A is correct

Answer

B.

Question 6

What kind of change is exploding fireworks?

Accepted Answer

Option B is correct

Answer

A.

Question 7

What kind of change is baking a cake?

Accepted Answer

Option B is correct

Answer

A.

Question 8

What kind of change is metal rusting?

Accepted Answer

Option B is correct

Answer

A.

Question 9

What kind of change is crushing a soda can?

Accepted Answer

Option A is correct

Answer

B.

Question 10

What kind of change is a rotting banana?

Accepted Answer

Option B is correct

Answer

A.

Question 11

What evidence is shown that there is a chemical change ?

Accepted Answer

Bubbles and Gas

Answer

Light given off

Answer

Odor given off

Question 12

How do we know if it is a chemical change?

Accepted Answer

cannot be undone

Answer

can be undone

Answer

both

Answer

none

Question 13

Physical changes size and shape of something?

Accepted Answer

True

Answer

False

Question 14

When something new is created or a substance is broken down into diffrent chemicals, you have a chemical change.

Accepted Answer

True

Answer

False

Question 15

What kind of properties can only be observed when a substance changes into a different substance?

Accepted Answer

chemical properties

Answer

physical properties

Answer

liquid properties

Answer

real properties

Question 16

Which is a physical change?

Accepted Answer

melting butter

Answer

burning match

Answer

vinegar in baking soda

Answer

cooking an egg

Question 17

What is an example of a Chemical change?

Accepted Answer

exploding fireworks

Answer

Ripped paper

Answer

freezing water

Answer

dissolving sugar in water

Question 18

Is gatorade powder dissolving in water physical or chemical change?

Accepted Answer

Physical

Answer

Chemical

Question 19

What evidence is there that a rotting banana is a chemical change ? (Check all that apply)

Accepted Answer

It is not reversible

Accepted Answer

An odor is given off

Accepted Answer

The banana turned brown and black

Answer

It is reversible

Answer

Light is given off

Question 20

Choose the one that is a chemical property

Accepted Answer

Reactivity with water

Answer

Magnetism

Answer

Size

Answer

Color

Question 21

Choose the 3 that are physical properties of aluminum foil

Accepted Answer

Malleable

Accepted Answer

Shiny

Accepted Answer

Solid

Answer

Reacts with Salt Water (Oxidizes)

Question 22

What effect does observing the physical properties of a substance have on the substance?

Accepted Answer

Observing physical properties has no effect on the substance

Answer

Measuring physical properties changes the chemical identity of the substance

Answer

It makes to substance develop a deep seeded distrust of humans

Answer

The substance will undergo an exothermic reaction

Question 23

Which of the following statements is accurate?

Accepted Answer

A physical property can change without causing a change in the chemical identity of the substance

Answer

After observing a chemical property, the substance remains the same as before

Answer

All metals have the same physical properties

Answer

When you see water turn into steam, you have observed a chemical property

Question 24

Choose whether the following is a physical or chemical property: Reacts with oxygen

Accepted Answer

Chemical

Answer

Physical

Question 25

Choose whether the following is a physical or chemical property: Non-flammable

Accepted Answer

Chemical

Answer

Physical

Question 26

Which option best describes the difference between a physical and chemical property?

Accepted Answer

Observing a chemical property results in the creation of a new substance while observing a physical change does not change the substance

Answer

There is no difference between a physical and chemical properties?

Answer

Physical properties are usually room temperature but chemical properties are very hot

Answer

The difference between physical and chemical properties are the states of matter

Question 27

any characteristic of matter that you can observe without changing the identity of the substances that make it up

Accepted Answer

physical property

Answer

chemical property

Answer

periodic table

Answer

conglomerate

Question 28

a characteristic of matter you observe as it reacts or changes into a different substance

Accepted Answer

chemical property

Answer

physical property

Answer

periodic table

Answer

conglomerate

Question 29

Which material is a liquid that boils at 357^oC ?

Accepted Answer

Mercury

Answer

Oxygen

Answer

Bromine

Answer

Water

Question 30

What kind of changes are reversible ?

Accepted Answer

Physical

Answer

Chemical

Question 31

What kind of changes are NOT reversible ?

Accepted Answer

Chemical

Answer

Physical

Question 32

Why is it important to know about the properties of materials ?

Accepted Answer

To be able to identify unknown materials

Accepted Answer

To be able to select the right materials for a job

Accepted Answer

To know which materials shouldn't be mixed together

Answer

For fun

Answer

For the quiz

7R Matter: Properties and Changes Practice Questions 2024

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