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Law's and Principles
Equations
100
The study of matter
What is chemistry
100
For a change of state to occur. What must be either added or removed to/from the substance?
What is energy
100
Two or more elements combine to form
What is compound
100
Placing a rock in water causes the water to rise, and the rock sinks is defined by whose principle?
What is Archimedes
100
an objects mass divided by its volume equals the object's
What is density
200
matter is defined as anything that has what two requirements?
What is takes up space, has a mass
200
A change of a substance which cannot be reversed by physical means is called?
What is chemical change
200
Two or more compounds combine to form
What is mixtures
200
"At a constant temperature, a marshmallow will increase in volume if pressure is decreased" follows what law
What is Boyle's
200
Pressure is equal to
What is Force/Area
300
The tiny atoms and molecules of a substance that move are called
What is particles
300
The physical property that involves the temperature at which a solid will turn into a liquid.
What is melting point
300
A mixture containing two parts where one part may float on or in the other, or where one part may settle to the bottom if left standing
What is suspension
300
Pressure is evenly distributed by a fluid in all directions is stated in what principle
What is Pascal
300
The density of copper is 2.3 g/cubic cm. The density of lead is 12.3g/cubic cm. will copper float in liquified lead?
What is yes
400
Which is considered matter air, light, or sound
What is air
400
Two signs that a chemical change has occurred are
What is release of light, gas, heat. change of color, change of odor (taste), rusting
400
A blood sample can be separated by rapidly spinning it into its various components using what labratory device.
What is centrifuge
400
Water pressure decreases as speed of a liquid increases is explained by whose principle
What is Bernoulli
400
P1V1 is equal to
What is P2V2
500
A substance resembling that resembles a gas, but can carry an electric charge
What is plasma
500
"Mass is neither created nor destroyed" is dictated by what Law?
What is Law of Conservation of Mass
500
A mixture where all of the parts are evenly distributed and the individual components cannot be seen by looking at the mixture.
What is homogeneous
500
At a constant pressure, volume will increase as temperature increases is described in whose law?
What is Gay-Lussac
500
If D = m/v, what does v =?
What is m/D
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