mix and flow Flashcards

1
Q

homogeneous and heterogeneous mixtures

A

Homogeneous mixtures are the same in quality, structure and kind. Heterogeneous mixtures are made up of parts or mixed.

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2
Q

Define and provide examples of homogeneous and heterogeneous

A

Homogeneous- water, air, blood etc.

Heterogeneous- Cereal, rocks, etc.

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3
Q

Define pure substances and provide an example

A

Pure substances contain 1 type of particle.

mechanical mixture, solutions, suspensions + colloids, matter, mixtures, pure substances-

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4
Q

Matter

A

Stuff that make up the universe.

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5
Q

Mechanical Mixture

A

heterogeneous.

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6
Q

Solution

A

homogeneous

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7
Q

Suspension

A

heterogeneous

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8
Q

Colloid

A

homogeneous

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9
Q

Mixture

A

The act of different substances.

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10
Q

Pure substances

A

1 type of particle is in the substance.

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11
Q

Factors that affect solubility

A

temperature and pressure.

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12
Q

Define solute and solvent

A

Solute- The substance that dissolves in a solvent. EX: Sugar
Solvent- The substance that dissolves a solute. EX: Water

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13
Q

Be able to describe 3 ways to separate mixtures

A

Evaporation: You can boil the solvent and the solute to get rid of the solvent. This separates the two mixtures.
Distillation: You can heat the solid particles and produce a gaseous substance.
Filtirization: Separates solids from liquids, you can use a filter which lets the solvent pass through but not the solute.

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14
Q

Define and understand flow rate and viscosity

A

Flow Rate- The measure of how fast a fluid flows.

Viscosity- The thinness or thickness of a fluid.

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15
Q

List the factors that can influence flow rate

A

The viscosity of a fluid can influence the flow rate as well as the fluid’s temperature because if the fluid has a heated temperature it will flow faster.

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16
Q

Density formula

A

Mass divided by volume= density.

17
Q

Define pressure

A

Force exerted on an object.

18
Q

Know the unit to measure pressure

A

pascals

19
Q

Pressure formula

A

Pressure= Force divided by area

20
Q

Define a hydraulic system and give common examples of hydraulics

A

system were a fluid is used to move the energy

Examples: Bulldozer, loaders, cranes etc.

21
Q

Define pneumatic systems

A

study of pressure or air on a auttomated system