Study sets matching "science chemical physical changes"

Study sets
Classes
Users

Study sets matching "science chemical physical changes"

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
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…
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
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…
5 terms
Science Chemical and Physical Changes
disolving
boiling
burning
shape
disolving
boiling
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
31 terms
Science Physical/Chemical Changes
energy
work
Law on Conservation of Energy
Forms of Energy
the ability to do work
applying force to an object to make it move
Energy cannot be created or destroyed, but only change forms…
Heat (thermal), Light (radiant), Motion (kinetic), Electrical…
energy
the ability to do work
work
applying force to an object to make it move
18 terms
Science: Physical and Chemical Changes
Matter
Mass
Volume
Physical Property
Anything that takes up space and has mass
Amt. of matter in an object
How much space something will take up
A property you can see that doesn't change the substance
Matter
Anything that takes up space and has mass
Mass
Amt. of matter in an object
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…
Science, Chemical and Physical Changes
Physical Change
Density
mixture
solution
a change in which the form of a substance changes, but the su…
the measure of how closely packed an objects atoms are
a combination of 2 or more different substances
a mixture in which all parts are mixed evenly
Physical Change
a change in which the form of a substance changes, but the su…
Density
the measure of how closely packed an objects atoms are
7 terms
Physical Science ~ Chemical Changes
What is a chemical property?
When can chemical properties can be ob…
What is flamability?
What is chemical reactivity?
A chemical property is the ability to produce a change in the…
Chemical properties can only be observed when the substance(s…
Flamability is a material's ability to burn in the presence o…
Chemical reactivity is how readily a substance chemically com…
What is a chemical property?
A chemical property is the ability to produce a change in the…
When can chemical properties can be ob…
Chemical properties can only be observed when the substance(s…
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
7 terms
Science Physical and Chemical changes
Physical Change
Examples of physical change
Chemical Change
Evidence of a chemical change
•Does not change the type of matter... •nothing new or different…
•boiling... •freezing... •dissolving... •breaking... •making a mixture
A new substance has been produced
•gas fizzing... •formation of precipitate-solid forms... •change in…
Physical Change
•Does not change the type of matter... •nothing new or different…
Examples of physical change
•boiling... •freezing... •dissolving... •breaking... •making a mixture
15 terms
Physical Changes and Chemical Changes
c. solid
a. move around quickly
c. slower, contracts
a. Physical
a state of matter in which particles are tightly packed, usua…
Particles in a gas can _____.... a. move around quickly... b. are…
When you remove energy from particles they move ____ and the…
Physical or Chemical Property: blue color... a. physical... b. che…
c. solid
a state of matter in which particles are tightly packed, usua…
a. move around quickly
Particles in a gas can _____.... a. move around quickly... b. are…
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
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
7 terms
science chemical and physical changes
phyiscal
density
mixture
solution
a change in which the form of a substance changes, but the su…
the measure of how closely packed an object's atoms are
a combination of two or more different substances
a mixture in which all the parts are mixed evenly
phyiscal
a change in which the form of a substance changes, but the su…
density
the measure of how closely packed an object's atoms are
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
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
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…
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
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…
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…
20 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…
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…
Science 8 Physical and Chemical Changes
Melting
Freezing
Evaporation
Sublimation
Physical
Physical
Physical
Physical
Melting
Physical
Freezing
Physical
7 terms
Science; Chemical & Physical Changes
physical change
density
mixture
solution
a change in which the form of a substance changes, but the su…
the measure of how closely packed an object's atoms are
a combination of two or more diffrent substances
a mixture in which all the parts are mixed evenly
physical change
a change in which the form of a substance changes, but the su…
density
the measure of how closely packed an object's atoms are
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
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
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…
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
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…
13 terms
science physical and chemical changes
physical change
chemical change
mixture
compound
a change that doesn't result in the formation of any new subs…
a change that produces one or more new substances that have t…
a mixture of 2 or more substances separated through a PHYSICA…
a mixture of substances that require a CHEMICAL CHANGE (burni…
physical change
a change that doesn't result in the formation of any new subs…
chemical change
a change that produces one or more new substances that have t…
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…
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
Science Physical and Chemical Changes
Matter
Volume
Mass
Physical Property
Anything that takes up space and has mass.
The amount of space something takes up.
Amount of matter in an object. ****MASS DOES NOT depend on gr…
A property or characteristic that can be observed without cha…
Matter
Anything that takes up space and has mass.
Volume
The amount of space something takes up.
12 terms
Science Physical and Chemical Changes
Physical properties
Mass
Volume
Melting point
A characteristic of matter that you can observe or measure wi…
The amount of matter in an object
Amount of space something takes up
Temperature when substance changes from a solid to a liquid
Physical properties
A characteristic of matter that you can observe or measure wi…
Mass
The amount of matter in an object
Science: physical and chemical changes
A_________ begins and ends with the sa…
A______ is when an object changes to a…
A nail that is made of iron and has be…
My silver ring is all black! It must h…
Physical change
Chemical
Rust
Tarnish
A_________ begins and ends with the sa…
Physical change
A______ is when an object changes to a…
Chemical
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
oobleck
dressing
properties of water
haircut
cornstarch and water (physical change)
vinegar and oil (physical change)
water to steam to ice (physical change)
physical property
oobleck
cornstarch and water (physical change)
dressing
vinegar and oil (physical change)
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…
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.
Science - Physical and Chemical Changes
physical change
chemical change
tarnish
rust
a change that begins and ends with the same type of matter (k…
a change that starts with one kind of matter and ends with an…
a compound that forms on some metals when they are exposed to…
a reddish brown substance that forms on iron when it's expose…
physical change
a change that begins and ends with the same type of matter (k…
chemical change
a change that starts with one kind of matter and ends with an…
Science physical and chemical changes
Ductility
Flammability
Malleability
Solubility
The ability to be drawn or pulled into a wire
The ability to burn
The ability to be pounded into small sheets
The ability to dissolve into a out substance
Ductility
The ability to be drawn or pulled into a wire
Flammability
The ability to burn
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…
10 terms
Science Physical and Chemical Changes
Rusting of Iron
Shredding of Paper
Explosion of Fireworks
Cooking an egg
Chemical
Physical
Chemical
Chemical
Rusting of Iron
Chemical
Shredding of Paper
Physical
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…
Science Physical and Chemical Changes
Physical Properties
Texture
Ductility
Density
properties that can be observed or measured without changing…
how the surface of a substance feels
the ability of a substance to be pulled into thin threads wit…
the amount of of mass that fits in a given volume
Physical Properties
properties that can be observed or measured without changing…
Texture
how the surface of a substance feels
Science Physical and Chemical Changes
Physical Properties
Texture
Ductility
Density
properties that can be observed or measured without changing…
how the surface of a substance feels
the ability of a substance to be pulled into thin threads wit…
the amount of of mass that fits in a given volume
Physical Properties
properties that can be observed or measured without changing…
Texture
how the surface of a substance feels
1 of 10