Study sets matching "science physical chemical"

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Study sets matching "science physical chemical"

18 terms
Physical Science Chapter 5: Chemical Reactions
precipitate
chemical reaction
endothermic reaction
exothermic reaction
a solid that forms from solution during a chemical reaction
occur when chemical bonds break or when new bonds form
a reaction that absorbs energy (takes heat away from the solu…
a reaction that releases energy in the form of heat
precipitate
a solid that forms from solution during a chemical reaction
chemical reaction
occur when chemical bonds break or when new bonds form
Science 8 Physical and Chemical Changes
Melting
Freezing
Evaporation
Sublimation
Physical
Physical
Physical
Physical
Melting
Physical
Freezing
Physical
44 terms
Science-Physical vs Chemical
Physical change
Chemical change
physical change
Chemical Change
A change from one state (solid or liquid or gas) to another w…
A change that occurs when one or more substances change into…
A change that alters the form, shape or appearance of a mater…
A change in which one or more substances combine or break apa…
Physical change
A change from one state (solid or liquid or gas) to another w…
Chemical change
A change that occurs when one or more substances change into…
science- physical and chemical properties
What is matter?
What are two things matter is made up…
Wht is a pure substance composed of?
Salt, baking soda, sugar, and water ar…
anything that has mass and volume
Physical and chemical properties
A single type of matter (regardless of where it comes from)
Pure substances
What is matter?
anything that has mass and volume
What are two things matter is made up…
Physical and chemical properties
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…
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
29 terms
Chemical Reactions- Physical Science
Chemical Reaction
Reactants
Products
Law of Conservation of Mass
The changing of a substance resulting in production of gas, c…
Substances or molecules that participate in a chemical reacti…
Substances that form in a chemical reaction; located on the r…
In a chemical reaction, matter is not created or destroyed: a…
Chemical Reaction
The changing of a substance resulting in production of gas, c…
Reactants
Substances or molecules that participate in a chemical reacti…
23 terms
Science assessment chemical and physical reactions
Solid
Liquid
Gas
Physical change
A material that has a definite volume and shape
A material that takes the shape of its container and has a de…
A material that has no definite shape or volume
A change in which no new substances are formed
Solid
A material that has a definite volume and shape
Liquid
A material that takes the shape of its container and has a de…
51 terms
Science physical and chemical properties
Physical property
Density
State
Solubility
Characteristics that can be observed without changing the sub…
The amount of matter in a given space or volume. The density…
The physical form in which a substance exist
The ability of a substance to dissolve in another substance
Physical property
Characteristics that can be observed without changing the sub…
Density
The amount of matter in a given space or volume. The density…
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…
Physical Science - Chemical Reactions
Chemical Reaction
Reactant
Product
Endothermic Reaction
Chemical change that produces a new substance
The substance before the change
The substance after the change has occurred
Absorbs energy in the form of heat
Chemical Reaction
Chemical change that produces a new substance
Reactant
The substance before the change
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
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
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
physical and chemical science
physical change
chemical change
law of conservation
atom
is a change that affects one or more properties of a substanc…
occurs when one or more substances change into entirely new s…
states that in ordinary chemical and physical changes, mass i…
are the smallest unit if an element that maintains the proper…
physical change
is a change that affects one or more properties of a substanc…
chemical change
occurs when one or more substances change into entirely new s…
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
58 terms
Science Physical and Chemical
physical properties
physical properties substance has
extrinsic properties
example of extrinsic properties
characteristics of an element or compound that can be observe…
color, density, mass, and solubility
change depending on the amount of the substance present
mass and volume
physical properties
characteristics of an element or compound that can be observe…
physical properties substance has
color, density, mass, and solubility
11 terms
Physical Science: Chemical Bonding
Chemical Formula
Chemical Bond
Ion
Ionic Bond
Composed of symbolsand subscripts indicating the number of at…
Force that hold atoms together in a compound
Charged particle that has either more or fewer electrons than…
Force of attraction between the opposite charges of the ions…
Chemical Formula
Composed of symbolsand subscripts indicating the number of at…
Chemical Bond
Force that hold atoms together in a compound
19 terms
Physical and Chemical Science
Mixture
Physical Change
Chemical Change
Heterogeneous Mixture
a mixture of two or more substances that are not chemically c…
a reversible change in the physical properties of a substance…
a usually irreversible chemical reaction involving the rearra…
any combination of substances that does not have uniform comp…
Mixture
a mixture of two or more substances that are not chemically c…
Physical Change
a reversible change in the physical properties of a substance…
24 terms
Physical Science Chemical Properties.
Flammability
Chemical Change
Chemical property
Precipitate
An objects ability to burn in the presence of oxygen.
Occurs when a substance reacts and forms one or more new subs…
is an ability to produce a change in the composition of matter.
Any solid that forms and separates from a liquid mixture.
Flammability
An objects ability to burn in the presence of oxygen.
Chemical Change
Occurs when a substance reacts and forms one or more new subs…
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
12 terms
Glencoe Physical Science Chapter 20: Chemical Bonds
binary compound
chemical bond
chemical formula
covalent bond
chemical compound composed of only two elements
The force that holds atoms together in a compound
chemical shorthand that uses symbols to tell what elements ar…
Formed when electrons are shared between atoms
binary compound
chemical compound composed of only two elements
chemical bond
The force that holds atoms together in a compound
23 terms
Science Physical and Chemical
Physical Property
Chemical Property
Physical Change
Chemical Change
Can be observed without chemically changing matter
Describe how a substance interacts with other substances
Do not produce new substances; Changes in state or form
Produce new substances, with properties that are different fr…
Physical Property
Can be observed without chemically changing matter
Chemical Property
Describe how a substance interacts with other substances
62 terms
Science- physical & chemical properties
comp 008: physical & chemical properties
matter
mass
volume
teacher understand the physical and chemical properties of an…
anything that takes up space and has mass
amount of matter in object or thing... -causes weight; does not…
amount of space that matter takes up
comp 008: physical & chemical properties
teacher understand the physical and chemical properties of an…
matter
anything that takes up space and has mass
science physical and chemical
physical properties
physical changes
chemical changes
chemical reaction
characteristics that can be observed and do not involve the f…
allows you to change back to the original form
irreversible to change back
a change in colour
physical properties
characteristics that can be observed and do not involve the f…
physical changes
allows you to change back to the original form
20 terms
Physical Science Ch. 5 Chemical Reactions
Physical Change
Chemical Change
Reactant
Precipitate
a change that alters the form or appearance of a material but…
a change in which one or more substance combine or break apar…
a substance that enters into a chemical reaction
a solid that forms from a solution during a chemical reaction
Physical Change
a change that alters the form or appearance of a material but…
Chemical Change
a change in which one or more substance combine or break apar…
24 terms
8th-Science- Physical and Chemical Changes
matter
chemistry
physical property
chemical property
anything that has mass and takes up space
the study of matter and how it changes
property of a substance that can be observed without changing…
property of a substance that describes how they react with ot…
matter
anything that has mass and takes up space
chemistry
the study of matter and how it changes
11 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…
18 terms
Physical Science-Chemical Reactions
Chemical reaction
Chemical energy
Exothermic reaction
Endothermic reaction
When substances undergo a chemical changes to form new substa…
The energy released when a chemical compound reacts to produc…
A chemical reaction in which heat is released to the surround…
A chemical reaction that requires heat, or pulls heat from th…
Chemical reaction
When substances undergo a chemical changes to form new substa…
Chemical energy
The energy released when a chemical compound reacts to produc…
Science Vocab Chemical and Physical
Physical Property
Chemical Property
Physical Change
Chemical Change
characteristics that can be observed or measured without chan…
characteristics that can only be determined by changing the c…
a change in the size or state of matter
when the molecules of matter change and (usually) can't be re…
Physical Property
characteristics that can be observed or measured without chan…
Chemical Property
characteristics that can only be determined by changing the c…
Science chemical or physical
glass breaking
burning leaves
boiling water
cutting grass
p
c
p
p
glass breaking
p
burning leaves
c
physical and chemical (science)
physical
chemical
physical
chemical
glass breaking
a rusting bicycle
pouring milk on ceral
a burning toast
physical
glass breaking
chemical
a rusting bicycle
Physical Science Chemical Reactions
Combustion Reaction
Exogonic Reaction
Endergonic
Exothermic
Reaction that contains hydrocarbon atoms and oxygen which whe…
Reaction that produces energy
Reaction the requires energy to start
Reaction the produces heat
Combustion Reaction
Reaction that contains hydrocarbon atoms and oxygen which whe…
Exogonic Reaction
Reaction that produces energy
Science (Chemical & Physical Change)
Chemical Change
Chemical Property
Physical Change
Physical Property
change in which a new substance is formed
characteristic of matter that describes how it reacts with so…
Change in which the identity of the substance does not change
characteristic of matter that can't be seen through direct ob…
Chemical Change
change in which a new substance is formed
Chemical Property
characteristic of matter that describes how it reacts with so…
8 terms
Science physical/chemical
Physical property
Physical change
Chemical property
Chemical change
A feature or characteristic of matter which can be observed w…
The appearance of a change but you still have the same substa…
How one reacts to another.
A change that occurs when materials react or are broken into…
Physical property
A feature or characteristic of matter which can be observed w…
Physical change
The appearance of a change but you still have the same substa…
Chemical Bonding- Physical Science
Octet Rule
Lewis Dot Diagram
Ionic Bonds
Covalent Bonds
holds up to 8 electrons
A method for representing an atom's valence electrons using d…
Bonds between atoms that form by transferring electrons
Bonds created by sharing electrons with other atoms.
Octet Rule
holds up to 8 electrons
Lewis Dot Diagram
A method for representing an atom's valence electrons using d…
22 terms
Science physical, chemical
Malleability
Physical change
Electrical conductivity
Density
Be made into thin sheets
Doesn't change identity
Conduct electric current
Relationship between mass and volume
Malleability
Be made into thin sheets
Physical change
Doesn't change identity
5 terms
Science chemical and physical
Hardness
Malleability
Ductility
Solubility
Resistance of a solid to being scratched or dented
Describes how easily a substance can be hammered or bent into…
How easily a substance can be pulled into wires
The ability of a substance to dissolve in a solvent
Hardness
Resistance of a solid to being scratched or dented
Malleability
Describes how easily a substance can be hammered or bent into…
Physical & Chemical Science
physical properties
chemical properties
physical change
chemical change
can be observed or measured without changing the substance
Characteristic that cannot be observed without altering the s…
A change that affects the appearance but not the chemical mak…
a change that occurs in matter that results from a change in…
physical properties
can be observed or measured without changing the substance
chemical properties
Characteristic that cannot be observed without altering the s…
Chemical Reactions- Physical Science
Chemical Reaction
Reactants
Products
Law of Conservation of Mass
The changing of a substance resulting in production of gas, c…
Substances or molecules that participate in a chemical reacti…
Substances that form in a chemical reaction; located on the r…
In a chemical reaction, matter is not created or destroyed: a…
Chemical Reaction
The changing of a substance resulting in production of gas, c…
Reactants
Substances or molecules that participate in a chemical reacti…
19 terms
science physical/chemical
metalloid
chemical propery
physical property
polarity
an element that is not a metal but has some properties of met…
a property or behavior of a substance when it undergoes a che…
characteristics of matter that can be observed or measured wi…
the attraction toward a particular or in a specific direction…
metalloid
an element that is not a metal but has some properties of met…
chemical propery
a property or behavior of a substance when it undergoes a che…
Science Physical and Chemical
P
P
C
C
Perfume on your skin
Butter melting
Wood rotting
Leaves changing color
P
Perfume on your skin
P
Butter melting
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…
10 terms
Science vocabulary physical/chemical
Physical property
Physical change
Chemical property
Chemical change
Any characteristic of matter that can be observed without cha…
Any change in size, form, or state where the identity of the…
A characteristic of matter that allows it to change to a diff…
When one type of matter changes to a different type of matter…
Physical property
Any characteristic of matter that can be observed without cha…
Physical change
Any change in size, form, or state where the identity of the…
23 terms
Science Vocab. Chemical and Physical
Pure Substance
Element
Atom
Compound
matter that has the exact same composition
a substance that cannot be broken down into a simpler substance
the smallest particle of an element
a substance that is made from two or more simpler substances
Pure Substance
matter that has the exact same composition
Element
a substance that cannot be broken down into a simpler substance
Science: physical and chemical vocab
Soil
Weathering
Exfoliation
Frost action
A combination of small rock fragments and organic material in…
The process that break rocks into smaller fragments eventuall…
Expansion causes some rocks especially granite to flake off i…
A process of freezing and cracking; the 2nd type of physical…
Soil
A combination of small rock fragments and organic material in…
Weathering
The process that break rocks into smaller fragments eventuall…
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
Science chemical/physical vocabulary
Suspension
Filtration
Chemical property
Solution
A heterogeneous mixture that separates over time
A process that perpetrated materials based on the size of its…
Any property that produces a change in the composition of mat…
Mixture that forms when substances dissolve and form homogene…
Suspension
A heterogeneous mixture that separates over time
Filtration
A process that perpetrated materials based on the size of its…
Science- physical/ chemical change
Physical property + examples
Chemical property + examples
Mass
Volume
Color, shape, smell, taste, texture. If you paint an object a…
Flammability, reactivity, toxicity. When an apple rots, oxyge…
The amount of matter in an object, how many atoms it has.
Amount of 3D space an object takes up
Physical property + examples
Color, shape, smell, taste, texture. If you paint an object a…
Chemical property + examples
Flammability, reactivity, toxicity. When an apple rots, oxyge…
19 terms
Science Physical and Chemical Vocabulary
Melting point
Boiling point
plasma
physical property
the temperature at which a substance changes
the temperature at which a substance changes from a liquid to…
a state of matter made up of charged atoms, uncharged atoms,…
a property that describes a substance by itself, such as colo…
Melting point
the temperature at which a substance changes
Boiling point
the temperature at which a substance changes from a liquid to…
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