How can we help?

You can also find more resources in our Help Center.

Study sets matching "science chemistry 9"

Study sets
Classes
Users

Study sets matching "science chemistry 9"

70 terms
Science 9 chemistry notes
matter
mass
volume
chemical change
anything that has mass and volume
amount of matter in a substance or object (often measured in…
amount of space a substance or an object occupies
a change in matter that occurs when substances combine to for…
matter
anything that has mass and volume
mass
amount of matter in a substance or object (often measured in…
Science 9 Chemistry Unit
physical property
solid
liquid
gas
a characteristic or description of a substance that may help…
has a fixed shape and fixed volume
always takes the shape of its container; has a definite volume
always takes the shape of its container and fills the entire…
physical property
a characteristic or description of a substance that may help…
solid
has a fixed shape and fixed volume
13 terms
Chemistry -Year 9 Science
Compound
Molecule
Elements
Electrons
two or more different elements are chemically bonded together.
Two or more of the same atoms combined.
are made up of one type of atom (pure substance)
have a negative charge
Compound
two or more different elements are chemically bonded together.
Molecule
Two or more of the same atoms combined.
45 terms
Science 9 - Chemistry
Hydrogen
Helium
Lithium
Beryllium
H
He
Li
Be
Hydrogen
H
Helium
He
12 terms
Science chemistry 9
Polymerisation
Uses for polymers
Polymer
Polythene
Many small Alkane molecules (monomers) join together to form…
Plastics
Typical use
Plastic bags and bottles
Polymerisation
Many small Alkane molecules (monomers) join together to form…
Uses for polymers
Plastics
70 terms
Science 9 chemistry notes
matter
mass
volume
chemical change
anything that has mass and volume
amount of matter in a substance or object (often measured in…
amount of space a substance or an object occupies
a change in matter that occurs when substances combine to for…
matter
anything that has mass and volume
mass
amount of matter in a substance or object (often measured in…
98 terms
Science Grade 9: Environmental Chemistry
Vitamin
Mineral
Nutrient
Protein
Essential organic substances we need daily in small amounts t…
Essential inorganic substances, usually required in small amo…
A substance that provides nourishment essential for growth an…
An organic compound that is made of one or more chains of ami…
Vitamin
Essential organic substances we need daily in small amounts t…
Mineral
Essential inorganic substances, usually required in small amo…
36 terms
Science 9 Environmental Chemistry
Organic
Inorganic
Carbohydrate
Lipid
Created by living things.
Not formed from living things.
Class of nutrients that includes sugars and starches
Fats and oils used for long term energy.
Organic
Created by living things.
Inorganic
Not formed from living things.
43 terms
Science 9: Environmental Chemistry
First 3 ingredients in fertilizer
Acid
Bases
Neutral
1. 15% nitrogen compounds... 2. 30% phosphorous compounds... 3.15…
is a compound that dissolves in water to form a solution with…
is a compound that dissolves in water to form a solution with…
is a solution that has a PH level of 7
First 3 ingredients in fertilizer
1. 15% nitrogen compounds... 2. 30% phosphorous compounds... 3.15…
Acid
is a compound that dissolves in water to form a solution with…
77 terms
Science 9 - Environmental Chemistry
Pollution
Fertilizer
Pesticides
Sewage
the introduction of harmful substances or products into the e…
a substance used to enrich soil by providing nutrients that a…
a chemical used to kill unwanted pests
the waste matter that passes through sewers
Pollution
the introduction of harmful substances or products into the e…
Fertilizer
a substance used to enrich soil by providing nutrients that a…
82 terms
Science 9: Chemistry
Physical property
Chemical property
Physical change
Chemical change
A characteristic that can be observed or measured without cha…
A property that involves the ability of a substance to react…
A change that affects the appearance but not the chemical mak…
A change in matter that produces one or more new substances
Physical property
A characteristic that can be observed or measured without cha…
Chemical property
A property that involves the ability of a substance to react…
24 terms
Science 9 - Chemistry unit
endothermic reaction
exothermic reaction
chemical change
physical change
absorption of energy used to describe a chemical reaction
a release of energy in the form of heat or light
change in matter in which chemical bonds are formed or broken…
change in matter in which the appearance may change but no ch…
endothermic reaction
absorption of energy used to describe a chemical reaction
exothermic reaction
a release of energy in the form of heat or light
50 terms
Gr. 9 Science Chemistry
Matter
Mass
Volume
Melting
is anything that has mass and volume.
is a measure of the quantity of matter in an object. Usually…
is a measure of how big an object is or how much space a flui…
is the change from a solid to a liquid
Matter
is anything that has mass and volume.
Mass
is a measure of the quantity of matter in an object. Usually…
35 terms
Science 9- Chemistry Vocab
Chemistry
Caustic
Physical Change
Chemical Change
The studies of properties of matter and the changes it underg…
An agent that burns or destroys living tissues.
A change in form but not in chemical composition: no new subs…
A change in which one or more new chemical substances are fou…
Chemistry
The studies of properties of matter and the changes it underg…
Caustic
An agent that burns or destroys living tissues.
60 terms
Science 9 Exam (Chemistry)
SCIENCE EXAM (CHEMISTRY)
Matter
What are the 3 states of matter?
Mass
SECTION: MATTER
anything that has mass and volume.
the three states are solid, liquid and gas.
the amount of matter in a substance or an object; the more ma…
SCIENCE EXAM (CHEMISTRY)
SECTION: MATTER
Matter
anything that has mass and volume.
131 terms
chemistry science 9
what does IUPAC stand for?
what part of a compound are compounds…
what are the steps to writing the IUPA…
what are the steps to writing the IUPA…
international union of pure and applied chemistry
elements
- put the metal element in front... - add the first syllable of…
- prefixes for how many atoms there are of each element... - add…
what does IUPAC stand for?
international union of pure and applied chemistry
what part of a compound are compounds…
elements
62 terms
Science 9 Environmental Chemistry
Nitrogen Fixation
Pollution
Fertilizer
Pesticides
nitrogen is converted to ammonium
the introduction of harmful substances or products into the e…
a substance used to enrich soil
a chemical preparation for destroying plant, fungal, or anima…
Nitrogen Fixation
nitrogen is converted to ammonium
Pollution
the introduction of harmful substances or products into the e…
34 terms
Science 9 h chemistry
Alkaline metals
Alkaline earth metals
Halogens
Noble gases
Highly reactive, soft, low density, group 1
Reactive, fairly soft, fairly low density, group 2
Strongly reactive
Not reactive, colorless, odorless, complete valence shell
Alkaline metals
Highly reactive, soft, low density, group 1
Alkaline earth metals
Reactive, fairly soft, fairly low density, group 2
82 terms
Science 9: Chemistry
Physical property
Chemical property
Physical change
Chemical change
A characteristic that can be observed or measured without cha…
A property that involves the ability of a substance to react…
A change that affects the appearance but not the chemical mak…
A change in matter that produces one or more new substances
Physical property
A characteristic that can be observed or measured without cha…
Chemical property
A property that involves the ability of a substance to react…
26 terms
Science 9:Chemistry
Particle Theory of Matter
Matter
Pure Substance
John Dalton
a model describing and helping understanding matter and parti…
Anything that has mass and takes up space
Any substance that contains one type of particle.
Created model of chemical facts and laws and imagined atoms a…
Particle Theory of Matter
a model describing and helping understanding matter and parti…
Matter
Anything that has mass and takes up space
82 terms
Science 9: Chemistry
Physical property
Chemical property
Physical change
Chemical change
A characteristic that can be observed or measured without cha…
A property that involves the ability of a substance to react…
A change that affects the appearance but not the chemical mak…
A change in matter that produces one or more new substances
Physical property
A characteristic that can be observed or measured without cha…
Chemical property
A property that involves the ability of a substance to react…
25 terms
Science 9 Unit 2 Chemistry Ch.1
Chemistry
Matter
Atom
Dalton
The study of the composition, properties and reactions of mat…
Anything that has mass and takes up space
Smallest unit of matter that still retains the same properties
Believed the atom was a solid sphere
Chemistry
The study of the composition, properties and reactions of mat…
Matter
Anything that has mass and takes up space
18 terms
Sam Science Ch. 9 Chemistry
Matter
Mass
Law of Gravitation
The greater the mass
is anything that has mass and occupies space.
is the amount of matter in something
states that different masses attract one another.
the greater its gravitational exertion
Matter
is anything that has mass and occupies space.
Mass
is the amount of matter in something
78 terms
Chapter 1 Science 9 Chemistry
Workplace Hazards Material Information…
Compressed gas
Flammable and combustible material
Oxidizing material
What does WHIMS stand for?
What does this sign stand for?
what does this sign stand for?
what does this sign stand for?
Workplace Hazards Material Information…
What does WHIMS stand for?
Compressed gas
What does this sign stand for?
81 terms
Science 9: Chemistry
Physical property
Chemical property
Physical change
Chemical change
A characteristic that can be observed or measured without cha…
A property that involves the ability of a substance to react…
A change that affects the appearance but not the chemical mak…
A change in matter that produces one or more new substances
Physical property
A characteristic that can be observed or measured without cha…
Chemical property
A property that involves the ability of a substance to react…
8 terms
Science 9 Chemistry Unit (WHMIS)
Compressed Gas
Corrosive Material
Dangerously Reactive Material
Oxidizing Material
Compressed Gas
Corrosive Material
87 terms
Science 9 Chemistry
Workplace Hazardous Materials Informat…
Hazard Symbol
compressed gas
flammable and combustible material
WHMIS
A symbol used to identify the hazards associated with particu…
Workplace Hazardous Materials Informat…
WHMIS
Hazard Symbol
A symbol used to identify the hazards associated with particu…
34 terms
Science 9 h chemistry
Alkaline metals
Alkaline earth metals
Halogens
Noble gases
Highly reactive, soft, low density, group 1
Reactive, fairly soft, fairly low density, group 2
Strongly reactive
Not reactive, colorless, odorless, complete valence shell
Alkaline metals
Highly reactive, soft, low density, group 1
Alkaline earth metals
Reactive, fairly soft, fairly low density, group 2
39 terms
Science 9 - Unit 3 Environmental Chemistry Vocab
pH scale*
acid*
base*
alkalinity
a scale that measures the acidity or alkalinity of a substance
a chemical that produces an acidic substance, having a pH val…
a chemical that produces a basic substance, having a pH value…
amount of base required to neutralize an acid
pH scale*
a scale that measures the acidity or alkalinity of a substance
acid*
a chemical that produces an acidic substance, having a pH val…
71 terms
Science 9 - Chemistry
Model
Theory
Matter
Mass
A way of visualizing certain events or ideas to better unders…
Gives an explanation based on experimental results
Anything that has a mass or a volume
This cannot change, even if you weighed yourself on the moon
Model
A way of visualizing certain events or ideas to better unders…
Theory
Gives an explanation based on experimental results
19 terms
Science year 9 chemistry
Cation
Anion
Atomic number= number of protons
Mass number= number of protons
Metal, lost electrons and positive ions
Non metal, gain electrons and negative ions
=number of electrons
+ number of neutrons
Cation
Metal, lost electrons and positive ions
Anion
Non metal, gain electrons and negative ions
28 terms
Year 9 Science - Chemistry
Atom
Protons
Neutrons
Electrons
Basic unit of matter
Positive sub-atomic particles
Neutral sub-atomic particles
Negative sub-atomic particles
Atom
Basic unit of matter
Protons
Positive sub-atomic particles
105 terms
Chemistry Science 9
All matter is made up of__________
Particles are always______
Atoms are another name for__________
Atoms are_______
extremely tiny partices
moving
particles
ceperable
All matter is made up of__________
extremely tiny partices
Particles are always______
moving
39 terms
Science 9 - Chapter 3, Chemistry
Chemical Symbols
Non Metal
Metal
Mercury
Chemical Symbols for each element consists of one or two lett…
Tend to not have metals properties. Usually are gases or brit…
Are typically hard, shiny, malleable, ductile, and good condu…
Hg
Chemical Symbols
Chemical Symbols for each element consists of one or two lett…
Non Metal
Tend to not have metals properties. Usually are gases or brit…
76 terms
9 science : chemistry
- CHEMISTRY -
matter
atom
element
- CHEMISTRY -
- anything that has mass or volume
- basic unit of matter... - all atoms come in different forms
- a type of atom... - 118 different types
- CHEMISTRY -
- CHEMISTRY -
matter
- anything that has mass or volume
40 terms
Science 9 Chemistry
matter
pure substance
element
compound
anything that has a mass and occupies space
one type of matter
cannot be broken down into any simpler substance
pure substance made of two or more elements
matter
anything that has a mass and occupies space
pure substance
one type of matter
56 terms
SCIENCE 9: CHEMISTRY UNIT
matter
pure substance
element
compound
anything that has mass and volume
a material that that contains only one kind of particle (elem…
a pure substance that cant be broken down or separated into s…
a pure substance made up of two or more elements that have be…
matter
anything that has mass and volume
pure substance
a material that that contains only one kind of particle (elem…
96 terms
9 - Science: Chemistry
Matter
Mass
Volume
Chemical Change
Anything that has Mass and Volume
Amount of matter in a substance or object
Amount of space a substance occupies
Change that occurs when substances combine to form new substa…
Matter
Anything that has Mass and Volume
Mass
Amount of matter in a substance or object
95 terms
Science 9 unit 1 Chemistry
W.H.M.I.S
Hazard symbol
Workplace Hazardous Material Information System.... Used to ensu…
Warnings printed on containers to indicate that either the co…
W.H.M.I.S
Workplace Hazardous Material Information System.... Used to ensu…
Hazard symbol
Warnings printed on containers to indicate that either the co…
13 terms
Science Chapter 9 -Chemistry
Isotopes
Protons
Atomic mass
Neutrons
These different forms of elelments have the same number of pr…
Has a mass equal to that of a hydrogen atom and has a positiv…
Equal to the number of protons and neutrons in the atom's nuc…
Has a mass that is approximately equal to that of a proton, b…
Isotopes
These different forms of elelments have the same number of pr…
Protons
Has a mass equal to that of a hydrogen atom and has a positiv…
36 terms
Rside-Science 9 Chemistry Counting Atoms
6
6
4
3
How many Oxygen atoms?
How Many Chlorine atoms?
How many Oxygen atoms?
How many Phosphorous atoms?
6
How many Oxygen atoms?
6
How Many Chlorine atoms?
47 terms
Science Year 9 Chemistry
Ammonium
Zinc
Tin II
Aluminium
NH4 +
Zn 2+
Sn 2+
Al 3+
Ammonium
NH4 +
Zinc
Zn 2+
53 terms
Science 9 Chemistry Unit
physical property
solid
liquid
gas
a characteristic or description of a substance that may help…
has a fixed shape and fixed volume
always takes the shape of its container; has a definite volume
always takes the shape of its container and fills the entire…
physical property
a characteristic or description of a substance that may help…
solid
has a fixed shape and fixed volume
31 terms
ACS Science 9 - Chemistry
Atomic Mass
Atomic Number
Atoms
Bohr Diagrams
the average mass of the atoms of an element
the number of protons in the nucleus of an element
the smallest particle of an element that can exist by itself
a representation of elements where the shells of electrons ar…
Atomic Mass
the average mass of the atoms of an element
Atomic Number
the number of protons in the nucleus of an element
58 terms
Science 9 - Chemistry
Periodic Table
elements
atom
atomic structure
a table that include all of the chemical elements
a material made of one substance that cannot be separated int…
the smallest part of matter
how the parts of an atom are arranged
Periodic Table
a table that include all of the chemical elements
elements
a material made of one substance that cannot be separated int…
science 9 chemistry final
Exothermic and endothermic reactions
Write in words 2Mg(s)+O2(g)->2Mg0
Name three factors that increase corro…
Define galvanization
Exothermic- the word describes a process that releases energy…
Magnesium reacts with oxygen to produce magnesium oxide
1 temperature 2 salt 3 humidity
The process of coating metals with a thin layer of zinc
Exothermic and endothermic reactions
Exothermic- the word describes a process that releases energy…
Write in words 2Mg(s)+O2(g)->2Mg0
Magnesium reacts with oxygen to produce magnesium oxide
68 terms
Science 9 Chemistry
Homogenous
Heterogenous
Pure substance
Properties
2 or more chemicals that look like 1 chemical.
2 or more chemicals that look like 2 chemicals.
1 chemical.
Characteristic ways in which a substance behaves.
Homogenous
2 or more chemicals that look like 1 chemical.
Heterogenous
2 or more chemicals that look like 2 chemicals.
10 terms
Science - environmental chemistry y9
What is humus?
What are decaying remains of plants an…
List three types of soil
Which type of soil is very heavy and h…
decaying remains of plants and animals
humus
clay, sand, loam
clay
What is humus?
decaying remains of plants and animals
What are decaying remains of plants an…
humus
Science 9: Unit 2 - Chemistry Ch. 1
WHMIS
Matter
Physical property
Chemical property
What is a system of eight warning symbols used to provide saf…
What is anything that has mass and volume?
What is a characteristics of matter that are often observed o…
What are characteristics that can be observed when substances…
WHMIS
What is a system of eight warning symbols used to provide saf…
Matter
What is anything that has mass and volume?
35 terms
Science Chemistry 9
What is matter?
What are 3 states of matter?
What is a physical change?
What is a chemical change?
Matter is anything that has mass and takes up space
solid, liquid, gas
the substance involved remains the same and no new product is…
substance is changed into one or more different substances. t…
What is matter?
Matter is anything that has mass and takes up space
What are 3 states of matter?
solid, liquid, gas
1 of 10