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science9 > Unit B section 1 > Flashcards

Unit B section 1 Flashcards

1
Q

List 3 ways that WHMIS uses to provide information

A
  • labels- on controlled products
  • MSDS- for each controlled product
  • science education information
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2
Q

define biohazardous

A
  • toxins produced by these organisms cause disease, to other animals or humans.
  • can be found in hospitals
  • blood samples that have hepatitis B virus is a biohazardous infectious material
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3
Q

identify WHMIS :

-toxins produced by these organisms cause disease, to other animals or humans.

A

biohazardous

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4
Q

Identify WHMIS:

-can be found in hospitals

A

biohazardous

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5
Q

Identify WHMIS:

-blood samples that have hepatitis B virus can spread because __________

A

it is a biohazardous material

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6
Q

define Corrosive

A
  • found on products that eat away metals or cause permanent damage
  • can cause structures to become weak/break
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7
Q

Identify WHMIS

-found on products that eat away metals or cause permanent damage

A

Corrosive

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8
Q

Identify WHMIS

-can cause structures to become weak/break

A

Corrosive

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9
Q

Define flammable/combustive

A
  • will ignite and continue to burn if exposed to a flame or source of ignition
  • i.e gas, flammable aerosol, flammable liquid
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10
Q

what does WHMIS stand for?

A

Workplace Hazardous Materials Information System

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11
Q

Identify WHMIS

-will ignite and continue to burn if exposed to a flame or source of ignition

A

flammable

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12
Q

gas is an example of which WHMIS?

A

Flammable

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13
Q

Describe compressed gas

A

gas at room temperature and under pressure, is usually heavy.
its dangerous when the container is broken

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14
Q

Identify WHMIS

is quite heavy under pressure

A

Compressed gas

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15
Q

describe oxidizing

A
  • might burn itself
  • will release oxygen/oxidizing substance
  • must be stored in special containers
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16
Q

Identify WHMIS

might burn itself

A

Oxidizing

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17
Q

Describe poisonous

A
  • causes immediate and serious damage

- toxic when ingested

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18
Q

Identify WHMIS

-causes immediate and serious damage

A

Poisonous

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19
Q

Identify WHMIS

Toxic when ingested

A

Poisonous

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20
Q

Describe dangerously reactive

A
  • chemicals mixed undergo serious reactions and can produce harmful side effects
  • also reacts when theres an increase in temperature or pressure
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21
Q

Identify WHMIS

  • chemicals mixed undergo serious reactions and can produce harmful side effects
  • also reacts when theres an increase in temperature or pressure
A

Dangerously reactive

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22
Q

Describe toxic

A

Materials causing other toxic effects

I.e carcinogen, teratogen, reproductive, respiratory tract sensitizer, an irritant or chronic toxic hazard

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23
Q

States of matter

A

Solid, liquid or gas

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24
Q

Change from solid to liquid

A

Melting

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25
Q

Melting

A

Change from solid to liquid

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26
Q

Change from liquid to gas

A

Evaporation

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27
Q

Evaporation

A

Change from liquid to gas

28
Q

Gas to liquid

A

Condensation

29
Q

Condensation

A

Gas to liquid

30
Q

Liquid to solid

A

Freezing

31
Q

Freezing

A

Liquid to solid

32
Q

Solid to gas

A

Sublimation

33
Q

Sublimation

A

Solid to gas

34
Q

Gas to solid

A

Deposition

35
Q

Deposition

A

Gas to solid

36
Q

Characteristics that can describe a substance

A

Properties

37
Q

2 types of properties?

A

Physical, chemical

38
Q

Type of property?

Colour, ductility

A

Physical

39
Q

T.o.P

hardiness, boiling point

A

Physical

40
Q

Define melting point

A

temperature which it changes from solid to liquid.

41
Q

melting point of ice?

A

0 degrees

42
Q

water’s boiling point

A

100 degrees

43
Q

Define hardness

A

Ability to resist being scratched

44
Q

Hardness is measured in

A

Mohs

45
Q

malleability

A

A malleable substance can be pounded or rolled into sheets

46
Q

any solid that can be stretched into a long wire is _______

A

ductile

47
Q

Example of a ductile material

A

copper

48
Q

the ability of a substance dissolving in another substance is ________

A

solubility

49
Q

Density

A

The amount of mass in a given volume of a substance

50
Q

conductivity

A

The ability of a substance to conduct electricity or heat

51
Q

a substance that conducts electricity is called_________

A

Conductor

52
Q

what is a substance with little or no conductivity?

A

Insulator

53
Q

Describes how a substance interacts with another substance

A

Chemical property

54
Q

Results in the formation of a different substance and cannot be reversed

A

Chemical change

55
Q

made up of only one kind of matter

A

Pure substance

56
Q

Pure substance that cannot be broken down into other substances

A

element

57
Q

True or false

An element is made up of one kind of particle

A

false

58
Q

True or false

An element is made up of only 1 atom

A

False

59
Q

True or false

An element is made up of only one type of atom

A

True

60
Q

Combination of 2 or more elements in a specific ratio

A

Compound

61
Q

Compound

A

Combination of 2 or more elements in a specific ratio

62
Q

another name for mechanical mixtures

A

Heterogeneous

63
Q

define mechanical mixtures

A

-parts of the mixture are visible

64
Q

another name for homogenous mixtures

A

solution

65
Q

define solution

A

-mixture, you cannot see the different parts

66
Q

2 properties of suspensions?

A
  • cloudy mixture where 1 substance is held within another

- you can filter out the parts

67
Q

define colloids

A

cloudy mixture wheee particles CANNOT be filtered out

science9 (7 decks)

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