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Study sets matching "science chemical physical changes"

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Study sets matching "science chemical physical changes"

5 terms
Science Chemical and Physical Changes
disolving
boiling
burning
shape
disolving
boiling
8 terms
Science Physical and Chemical Changes
Physical change
Chemical change
Freezing point
Melting point
A change in matter that changes physical properties but does…
A change in matter that produces a different kind of matter
The temperature at which matter changes from a liquid to a so…
The temperature at which matter changes from a solid to a liq…
Physical change
A change in matter that changes physical properties but does…
Chemical change
A change in matter that produces a different kind of matter
12 terms
Science: Chemical and Physical Change
heat
substance
chemical change
dissolve
a form of energy associated motion and capable of being trans…
that which has mass and occupies space; matter
is any change that results in the formation of new substance.…
to cause to disappear or vanish; dispel.
heat
a form of energy associated motion and capable of being trans…
substance
that which has mass and occupies space; matter
20 terms
Science physical and chemical changes
Freezing a water bottle
false
burning paper
false
What is an example of a physical change?... a) Baking a cake... b…
Materials that have gone through a chemical change can usuall…
What is an example of a chemical change?... a) Cutting paper... b…
I build a campfire and let it burn for several hours. After s…
Freezing a water bottle
What is an example of a physical change?... a) Baking a cake... b…
false
Materials that have gone through a chemical change can usuall…
9 terms
Science Chemical/Physical changes
Chemical change
Chemical property
Condensation
Deposition
Substances are change into different substances
A characteristic that cannot be observed without altering the…
The change from a gas to a liquid
The change of gas to solid
Chemical change
Substances are change into different substances
Chemical property
A characteristic that cannot be observed without altering the…
13 terms
Science - Physical and Chemical Changes
physical changes
chemical properties
chemical reaction
combustibility
changes in matter that do not affect the type of matter; ex:…
characteristics of a substance related to changing the substa…
changes in which one or more new substances are formed.
the ability of a substance to react chemically.
physical changes
changes in matter that do not affect the type of matter; ex:…
chemical properties
characteristics of a substance related to changing the substa…
13 terms
Science Physical and Chemical Changes
Acid
Neutral
Base
pH
solutions with a pH below 7
solutions with a pH of 7
solutions with a pH above 7
the measure of how acidic or basic a solution is
Acid
solutions with a pH below 7
Neutral
solutions with a pH of 7
9 terms
Science Physical and Chemical Changes
Wadding up a piece of paper
Exercising using sugar and fats stored…
Chopping up a piece of wood with an axe
Blowing bubbles in soap solution
Physical
Chemical
Physical
Chemical
Wadding up a piece of paper
Physical
Exercising using sugar and fats stored…
Chemical
36 terms
Physical And Chemical Changes Science
Physical changes do not change the typ…
_________changes change the type of ma…
You can observe this change in matter…
You cannot observe this change without…
matter
Chemical
physical change
Chemical change
Physical changes do not change the typ…
matter
_________changes change the type of ma…
Chemical
9 terms
Science- Physical and Chemical Changes
physical change
chemical change
freezing point
melting point
a change in matter that changes physical properties but does…
a change in matter that produces a different kind of matter
the temperature at which matter changes from a liquid to a so…
the temperature at which matter changes from a solid to a liq…
physical change
a change in matter that changes physical properties but does…
chemical change
a change in matter that produces a different kind of matter
8 terms
Physical Changes and Chemical Changes
physical change
chemical change
physical change
solid
A type of change that involves the physical properties of a s…
Process by which substances are changed into different substa…
A change of the state of matter (solid, liquid, gas, plasma)
a state of matter in which particles are tightly packed, usua…
physical change
A type of change that involves the physical properties of a s…
chemical change
Process by which substances are changed into different substa…
14 terms
Science: Physical & Chemical Changes
Physical Change
Chemical Change
States of Matter
Solid
When a substsnce changes in size, shape and form
When a substance can not be canged back to what it originally…
Solid, Liquid, Gas
Objects that have definite shape and volume
Physical Change
When a substsnce changes in size, shape and form
Chemical Change
When a substance can not be canged back to what it originally…
14 terms
Physical Changes & Chemical Changes
Physical Change
Evidences of a Physical Change
Examples of change in state (physical…
Examples of change in size or shape
does not change the composition of a substance; still the sam…
1) Change in state of matter ... 2) change in size or shape
melting of ice cream; hardening of melted wax; evaporating of…
shredding, tearing or cutting paper; dissolving sugar in wate…
Physical Change
does not change the composition of a substance; still the sam…
Evidences of a Physical Change
1) Change in state of matter ... 2) change in size or shape
Science: Physical/Chemical Changes
Matter
States of Matter
Melting
Evaporation
Anything that has mass and takes up space
Solid, liquid, and gas
1. SOLID turns to a LIQUID ... 2. Takes place when heat is added…
1. LIQUID turns to GAS.... 2. Takes place when heat is added to…
Matter
Anything that has mass and takes up space
States of Matter
Solid, liquid, and gas
18 terms
Science - Physical and chemical changes
What is expansion?
What is contraction?
What is a gas to a liquid?
List all changes of state.
Expansion occurs when a solid, liquid or gas is heated, and t…
Contraction is when a solid, liquid or gas is cooled, and the…
condensation
solid to liquid: melting. liquid to gas: evaporation. gas to…
What is expansion?
Expansion occurs when a solid, liquid or gas is heated, and t…
What is contraction?
Contraction is when a solid, liquid or gas is cooled, and the…
10 terms
Science physical /chemical change
Physical property
Chemical property
Physical change
Chemical change
Matter can be observed or measured without changing the ident…
Describe us substance based on its ability to change into a n…
Change that affects one or more physical properties it mainta…
Occurs when one or more substances are changed into entirely…
Physical property
Matter can be observed or measured without changing the ident…
Chemical property
Describe us substance based on its ability to change into a n…
22 terms
science - physical/chemical changes
physical
chemical
physical
physical
anything that can be changed WITHOUT changing the make up of…
a change in matter where NEW SUBSTANCES ARE FORMED
melting a popsicle
ripping a paper in half
physical
anything that can be changed WITHOUT changing the make up of…
chemical
a change in matter where NEW SUBSTANCES ARE FORMED
21 terms
Science Physical & chemical change
temperature
thermal energy
thermal expansion
volume
an objects ______________describes the average kinetic energy…
the total kinetic energy of the particles of a sample
the increase in size due to an increase in temperature
the amount of space that a substance fills
temperature
an objects ______________describes the average kinetic energy…
thermal energy
the total kinetic energy of the particles of a sample
8 terms
science chemical&physical changes
Matter
Density Formula
Density
Physical properties
Anything that has mass and volume
Mass/volume=density
How much matter there is in a certain amount of space
Something you can observe about something without changing th…
Matter
Anything that has mass and volume
Density Formula
Mass/volume=density
12 terms
Physical Science Chemical Changes
exothermic reactions
endothermic reaction
chemical reaction
reactants
energy given off is primarily in the form of thermal energy,…
when the energy needed is in the form of thermal energy, not…
change in which one or more substances are connected into a n…
substance that reacts
exothermic reactions
energy given off is primarily in the form of thermal energy,…
endothermic reaction
when the energy needed is in the form of thermal energy, not…
39 terms
science- physical and chemical changes
exothermic changes
endothermic changes
thermal energy
temperature
energy is released and temperature increases
energy is taken in and temperature decreases
total energy of all of the particles in an object
a measure of average energy of random motion of particles of…
exothermic changes
energy is released and temperature increases
endothermic changes
energy is taken in and temperature decreases
21 terms
Physical and Chemical Changes ( Science )
Physical Properties
Give examples of Physical Properties
Chemical Property
Give an example of a chemical change
Any characteristics of matter that can be observed without ch…
Color Shape smell taste mass volume density height width
a characteristic of matter that allows it to change to a diff…
when you leave a half-eaten apple on your desk, and the expos…
Physical Properties
Any characteristics of matter that can be observed without ch…
Give examples of Physical Properties
Color Shape smell taste mass volume density height width
12 terms
Science 8 Physical and Chemical Changes
Melting
Freezing
Evaporation
Sublimation
Physical
Physical
Physical
Physical
Melting
Physical
Freezing
Physical
Science Chemical and Physical Change
Physical change
Chemical change
Signs of a chemical change (1)
Signs of a chemical change (2)
Composition stays the same
composition changes
precipitate (forms solid)
heat is released
Physical change
Composition stays the same
Chemical change
composition changes
science chemical and physical changes
Chemical Change
Chemical Property
Condensation
Deposition
Change in which the composition of a substance changes
Characteristic that cannot be observed without altering the s…
The process of changing from a gas to a liquid
The process by which a gas changes into a solid.
Chemical Change
Change in which the composition of a substance changes
Chemical Property
Characteristic that cannot be observed without altering the s…
15 terms
Science: Chemical and Physical Changes
Chemical Properties
Endothermic Reaction
Exothermic Reaction
Coefficient
Ability to Burn, Ability to Rust, and Reaction to Acid
A reaction in which energy is absorbed during the reaction.
A reaction in which energy is released during the reaction.
Number that describes how many molecules of a substance are i…
Chemical Properties
Ability to Burn, Ability to Rust, and Reaction to Acid
Endothermic Reaction
A reaction in which energy is absorbed during the reaction.
10 terms
Science Chemical and Physical Change
1
2
3
4
Change in color
Formation of gas
Change in temperature
change in odor
1
Change in color
2
Formation of gas
33 terms
Science: Physical and Chemical Changes
What is a physical change?
What is a chemical change?
A piece of wood burns to form ash
Water evaporates into steam
1. Atoms do not rearrange to form new molecules (do not make…
1. Atoms are rearranged into different molecules (make new su…
Chemical Change
Physical Change
What is a physical change?
1. Atoms do not rearrange to form new molecules (do not make…
What is a chemical change?
1. Atoms are rearranged into different molecules (make new su…
18 terms
Science Chemical & Physical Changes
Melting Candle
Cutting paper
Burning paper
Breaking a pencil
Physical
Physical
Chemical
Physical
Melting Candle
Physical
Cutting paper
Physical
20 terms
Science: Physical/chemical changes
solvent
solute
solution
soluble
A liquid substance capable of dissolving other substances
A substance that is dissolved in a solution.
A mixture of a solute dissolved in a solvent
Capable of being dissolved
solvent
A liquid substance capable of dissolving other substances
solute
A substance that is dissolved in a solution.
15 terms
Science physical/chemical changes
Matter
Solid
Liquid
Gas
Anything that takes up space and has a mass
Has a definite shape and volume
Has a definite volume but no definite shape
Has no definite volume and no definite shape
Matter
Anything that takes up space and has a mass
Solid
Has a definite shape and volume
44 terms
science chemical and physical changes
physical properties
chemical properties
what are the 2 chemical properties?
characteristic properties
characteristics that can be observed, without changing the id…
characteristics that describe the substances ability to chang…
flammability and reactivity
properties that scientists can use to identify or classify in…
physical properties
characteristics that can be observed, without changing the id…
chemical properties
characteristics that describe the substances ability to chang…
14 terms
Physical Changes and Chemical Changes
physical change
chemical change
phase change
solid
A type of change that involves the physical properties of a s…
Process by which substances are changed into different substa…
A change of the state of matter (solid, liquid, gas, plasma)
a state of matter in which particles are tightly packed, usua…
physical change
A type of change that involves the physical properties of a s…
chemical change
Process by which substances are changed into different substa…
67 terms
Science- chemical and physical changes
four types of physical changes
changing shape
expanding and contracting
change of state
change of shape, expanding and contracting, change of state,…
a force is applied to change the appearance of an object
When substance is hot it expands and its volume increases
If the particles of a substance are heated or cooled enough,…
four types of physical changes
change of shape, expanding and contracting, change of state,…
changing shape
a force is applied to change the appearance of an object
23 terms
Science PHYSICAL AND CHEMICAL CHANGE
Physical Change
Chemical change
Chemical change
Chemical change
A change of matter from one form to another without a change…
A change that occurs when a substance changes composition by…
Color change is evidence that a ____________ ___________ may…
Fizzing and foaming is evidence that a ____________ _________…
Physical Change
A change of matter from one form to another without a change…
Chemical change
A change that occurs when a substance changes composition by…
10 terms
Science: Physical and Chemical Change
wadding up a piece of paper
chopping a piece of wood in half with…
tearing a piece of cloth
cutting a hamburger with a knife
physical change
physical change
physical change
physical change
wadding up a piece of paper
physical change
chopping a piece of wood in half with…
physical change
11 terms
Science- Physical and Chemical Changes
Does physical change alter the form or…
Does chemical change alter the form or…
What are common states of matter
Liquid
It alters the form
It makes a new substance
Liquids, solids and gasses
A form of matter that cannot be compressed, and it takes the…
Does physical change alter the form or…
It alters the form
Does chemical change alter the form or…
It makes a new substance
12 terms
Chemical And Physical Changes - Year 9 Science
chemical change
physical change
signs of a chemical change
signs of a physical change
a __________________________ involves combining or reacting t…
a _____________________ does not change was the substance is.
1) a gas has been given off; 2) there is a colour change; 3)…
1) the substance changes state (liquid to gas, or solid to li…
chemical change
a __________________________ involves combining or reacting t…
physical change
a _____________________ does not change was the substance is.
24 terms
Science Physical and Chemical Changes
Chemical change
Chemical change
Physical change
Chemical change
Setting off a firework
rusty nail
cutting a snowflake out of paper
frying an egg
Chemical change
Setting off a firework
Chemical change
rusty nail
34 terms
Science physical and chemical changes
Boiling
Chemical change
Condensation
Contraction
A change of state where a liquid is heated and changes to a g…
A change that results in a new substance being formed
a change of state where a gas is cooled and forms a liquid
A decrease in size
Boiling
A change of state where a liquid is heated and changes to a g…
Chemical change
A change that results in a new substance being formed
30 terms
physical/chemical changes science test
physical change
chemical change
law of conservation of mas
endothermic change
a change in substance that does not change its identity
a change in which one or more substances combine or break apa…
the principle that the total amount of matter is neither crea…
a change in which energy is taken in
physical change
a change in substance that does not change its identity
chemical change
a change in which one or more substances combine or break apa…
15 terms
5th Science - Physical and Chemical Changes
physical change
solution
mixture
1) physical change example
change in size, shape, or state
one or more kinds of matter MIXED EVENLY
different kinds of matter mixed together
size - tearing paper
physical change
change in size, shape, or state
solution
one or more kinds of matter MIXED EVENLY
9 terms
science physical and chemical changes
physical properties
chemical properties
solubility
conductivity (conductive)
A characteristic of a substance that can be observed without…
A characteristic of a substance that describes its ability to…
A measure of how much solute can dissolve in a given temperat…
...
physical properties
A characteristic of a substance that can be observed without…
chemical properties
A characteristic of a substance that describes its ability to…
11 terms
Science Physical and Chemical changes
Physical
Chemical
Signs of Chemical Change
Examples of Chemical Change
change that involves change in color, or when matter changes…
a change that takes place when a substance is changed into a…
odd odor or formation of a gas or solid
firework explosions and gain in leaves
Physical
change that involves change in color, or when matter changes…
Chemical
a change that takes place when a substance is changed into a…
11 terms
science physical and chemical changes
Melting
Melting Point
Matter
Substance
the change from a solid to a liquid
when meling occurs
anything that has mass and takes up space
a single kind of matter that is pure
Melting
the change from a solid to a liquid
Melting Point
when meling occurs
19 terms
chemical and physical changes science
physical properties
chemical properties
characteristic properties
flammability, density, solubility
characteristics that can be observed without changing the ide…
characteristics that describe the substances ability to chang…
properties that scientists can use to identify or classify in…
3 examples of characteristic properties
physical properties
characteristics that can be observed without changing the ide…
chemical properties
characteristics that describe the substances ability to chang…
45 terms
Science - Physical and Chemical Changes
physical property
electrical conductivity
solubility
malleability
substance that can be observed without changing the identity…
measure of how well an electric current can move through a su…
ability of a substance to dissolve in another substance (phys…
ability of a substance to be rolled or pounded into various s…
physical property
substance that can be observed without changing the identity…
electrical conductivity
measure of how well an electric current can move through a su…
15 terms
Science - Physical and Chemical Changes
Combustion and burning, precipitate, b…
Luster- the penny lost it's luster whe…
Chemical Property
Physical Property
The five signs that a chemical change has taken place
Five signs that a physical change has taken place
Describes how two or more substances form a new substance
You can observe these properties and take note of them withou…
Combustion and burning, precipitate, b…
The five signs that a chemical change has taken place
Luster- the penny lost it's luster whe…
Five signs that a physical change has taken place
25 terms
Science Physical and Chemical Changes
Thermal Energy
Chemical Energy
Law of Conservation of Energy
Melting
The movement of particles (energy). The higher the temperatur…
Energy that comes from chemical bonds within matter.
When in every physical and chemical change the total amount o…
The change in state from a solid to a liquid
Thermal Energy
The movement of particles (energy). The higher the temperatur…
Chemical Energy
Energy that comes from chemical bonds within matter.
8 terms
Science chemical and physical changes
A crushed can
an exploding fire work
A ripped piece of paper
cutting a piece of cake
physical change
chemical change
physical change
physical change
A crushed can
physical change
an exploding fire work
chemical change
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