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Science9 > Unit B section 1 > Flashcards

Unit B section 1 Flashcards

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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
Melting
Change from solid to liquid
26
Change from liquid to gas
Evaporation
27
Evaporation
Change from liquid to gas
28
Gas to liquid
Condensation
29
Condensation
Gas to liquid
30
Liquid to solid
Freezing
31
Freezing
Liquid to solid
32
Solid to gas
Sublimation
33
Sublimation
Solid to gas
34
Gas to solid
Deposition
35
Deposition
Gas to solid
36
Characteristics that can describe a substance
Properties
37
2 types of properties?
Physical, chemical
38
Type of property? | Colour, ductility
Physical
39
T.o.P | hardiness, boiling point
Physical
40
Define melting point
temperature which it changes from solid to liquid.
41
melting point of ice?
0 degrees
42
water's boiling point
100 degrees
43
Define hardness
Ability to resist being scratched
44
Hardness is measured in
Mohs
45
malleability
A malleable substance can be pounded or rolled into sheets
46
any solid that can be stretched into a long wire is _______
ductile
47
Example of a ductile material
copper
48
the ability of a substance dissolving in another substance is ________
solubility
49
Density
The amount of mass in a given volume of a substance
50
conductivity
The ability of a substance to conduct electricity or heat
51
a substance that conducts electricity is called_________
Conductor
52
what is a substance with little or no conductivity?
Insulator
53
Describes how a substance interacts with another substance
Chemical property
54
Results in the formation of a different substance and cannot be reversed
Chemical change
55
made up of only one kind of matter
Pure substance
56
Pure substance that cannot be broken down into other substances
element
57
True or false | An element is made up of one kind of particle
false
58
True or false | An element is made up of only 1 atom
False
59
True or false | An element is made up of only one type of atom
True
60
Combination of 2 or more elements in a specific ratio
Compound
61
Compound
Combination of 2 or more elements in a specific ratio
62
another name for mechanical mixtures
Heterogeneous
63
define mechanical mixtures
-parts of the mixture are visible
64
another name for homogenous mixtures
solution
65
define solution
-mixture, you cannot see the different parts
66
2 properties of suspensions?
- cloudy mixture where 1 substance is held within another | - you can filter out the parts
67
define colloids
cloudy mixture wheee particles CANNOT be filtered out

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