Mix & Flow of Water

Question 1

Fluid

Answer 1

A substance with no fixed shape that is able to flow

Question 2

Flow

Answer 2

A substance mustn’t form a pile when poured

Question 3

Properties of fluids

Answer 3

Can flow

Have no fixed shape

Take shape of the container

Don’t form a pile when poured

Are liquids, gases, some gels and creams

Question 4

Solid

Answer 4

Particles:

Close together with little space in between them

Vibrate

Have a definite shape and volume

Particles when heated turn into liquid

Question 5

Liquid

Answer 5

Particles:

Vibrate and move around

Further apart than particles in a solid

Definite volume

No definite shape, take shape of the container

When heated turns into gas

Question 6

Gas

Answer 6

Particles are vibrating and moving around

Farther apart than particles in a liquid

No definite volume or shape

Fill any container

Have the most energy of the three states

Question 7

Particle model of matter

Answer 7

All matter is made up of tiny particles

Particles are always moving

Particles have spaces between them

Particles are attracted to each other

Each pure substance has a unique type of particle

Question 8

Homogeneous

Answer 8

A substance looks like it’s made up of a single part

Question 9

Heterogenous

Answer 9

A substance looks like it’s made up of more than one part

Question 10

Pure substances

Answer 10

Contain only one type of matter

Can be elements or compounds

Question 11

Elements

Answer 11

Purest substances you can get

Made up fo only one type of atom

Gold

Question 12

Compound

Answer 12

Made up of 2 or more elements which are chemically combined

Very difficult to separate

Water

Question 13

Mixtures

Answer 13

Material made up of two or more substances

Physically combined

Question 14

Solutions

Answer 14

Completely dissolved

Homogenous

Can’t be separated by a filter

Salt water, tea, hot chocolate

Question 15

Mechanical mixtures

Answer 15

Can be easily separated

Heterogenous

Fruit salad, chocolate chip cookies, sandwich

Question 16

Solvent

Answer 16

A substance that dissolves absolute to form a solution

Question 17

Solute

Answer 17

A substance that is dissolved in a solvent

Question 18

Type of solvent

Answer 18

Some solutes are more soluble in certain solvents and less soluble in other solvents

Question 19

Particle type

Answer 19

Some particles. will dissolve better than others due to shape and size

Question 20

Temperature

Answer 20

Temperature of both solvent and solute affect the solubility

Question 21

Dissolving rate

Answer 21

how quickly the solute will dissolve in a solvent

Question 22

Motion in dissolving rate

Answer 22

Most solutes dissolved faster when stirred or shaken

Question 23

Time in dissolving rate

Answer 23

Some substances will dissolve quickly some slowly

Question 24

Size of solute particles in. dissolving rate

Answer 24

Smaller particles dissolve faster

Question 25

Concentration

Answer 25

How much solute is found in a given amount of solvent

Question 26

Dilute

Answer 26

A small amount of solute dissolved in the solvent

Question 27

Concentrated

Answer 27

Large amount of solute dissolved in the solvent

Question 28

Concentration

Answer 28

The actual amount of solute that is dissolved in the solvent

Question 29

Saturated

Answer 29

The maximum amount of dissolved solutes possible

Question 30

Solubility

Answer 30

The maximum amount of solutes that can be dissolved in the solvent