Quiz about Chemical/ Physical and Mixtures and Solutions Assessment

Question 1

A change in which new matter is formed, cannot be reversed

Accepted Answer

Chemical Change

Answer

Physical Change

Question 2

A change in which matter stays the same

Accepted Answer

Physical Change

Answer

Chemical Change

Question 3

Ripping paper

Accepted Answer

Physical Change

Answer

Chemical Change

Question 4

Is mixing air into egg whites a physical or chemical change?

Accepted Answer

physical

Answer

chemical

Answer

both

Answer

neither

Question 5

A tire is inflated with air.

Accepted Answer

Physical Change

Answer

Chemical Change

Question 6

Food is digested in the stomach

Accepted Answer

Chemical Change

Answer

Physical Change

Question 7

Which of the following is a Physical Property

Accepted Answer

Malleability

Answer

Toxicity

Answer

Flammability

Answer

Reactivity

Question 8

Evidence of a physical change.

Accepted Answer

Shape Change

Answer

New substance

Answer

Light produced

Answer

Gas released.

Question 9

Which of the following would be considered a physical property?

Accepted Answer

Colour

Answer

Flammability

Answer

pH

Answer

Reactivity

Question 10

Which one shows that a chemical reaction has occurred?

Accepted Answer

formation of a gas

Answer

dissolving

Answer

melting

Answer

bending

Question 11

a copper penny turning greenish after a few years.

Accepted Answer

Chemical Change

Answer

Physical Change

Question 12

What kind of change is frying an egg?

Accepted Answer

Option B is correct

Answer

A.

Question 13

Decaying is an example of a _______ change?

Accepted Answer

chemical

Answer

physical

Question 14

What do you call the combining of two or more different substances?

Accepted Answer

mixture

Answer

solution

Answer

substance

Answer

volume

Question 15

How can you separate mixtures?

Accepted Answer

Filtering, Evaporation, Magnet if magnetic

Answer

You can't separate mixtures.

Answer

By creating a solution.

Answer

Adding something else to the mixture.

Question 16

What do you call the change when a new substance is formed?

Accepted Answer

Chemical change.

Answer

Volume change.

Answer

Matter.

Answer

Physical change.

Question 17

A _________ is a special kind of mixture where one substance is dissolved in another.

Accepted Answer

solution

Answer

mixture

Answer

balance

Answer

beaker

Question 18

To remove the water from a saltwater solution, you should ______________.

Accepted Answer

evaporate the water

Answer

use a coffee filter

Answer

use tweezers

Answer

use a magnet

Question 19

Why can you use a magnet to remove iron filings from a mixture of iron filings and sand?

Accepted Answer

the iron filings maintain their magnetic properties

Answer

the iron filings lose their magnetic properties

Answer

the sand becomes magnetic

Answer

the iron filings and the sand both have magnetic properties

Question 20

In a mixture of oil and water, ______________.

Accepted Answer

the oil will float on top of the water

Answer

the water will float on top of the oil

Answer

the oil will dissolve

Answer

the oil will evaporate

Question 21

Which TWO substances will dissolve in water?

Accepted Answer

salt

Accepted Answer

sugar

Answer

sand

Answer

iron filings

Question 22

A student adds 15 grams of salt to a container with 100 mL of water. The salt dissolves. Later, the student evaporates the water from the container. How much salt will be left in the container after the water evaporates?

Accepted Answer

15 grams

Answer

100 grams

Answer

115 grams

Answer

50 grams

Question 23

When red beads are mixed with blue beads, the mixture will ________________.

Accepted Answer

contain red beads and blue beads

Answer

contain purple beads

Answer

contain fewer beads

Answer

change states

Question 24

A bag contains a mixture of pennies, paper clips, plastic beads, and glass marbles. A magnet could be used to remove which items from the mixture?

Accepted Answer

the paper clips

Answer

the pennies

Answer

the plastic beads

Answer

the glass marbles

Question 25

What property of water changes after creating a solution of lemon juice and water?

Accepted Answer

taste

Answer

shape

Answer

temperature

Answer

state

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