Describing Matter
Measuring Matter
Changes in Matter
States of Matter
Energy and Matter
100
The study of the properties of matter and how matter changes.
What is Chemistry?
100
A measurement of the amount of matter in an object.
What is mass?
100
Matter changes in appearance but does not change into a different substance.
What is physical change?
100
This state of matter has no definite shaoe but does has definite volume.
What is a liquid?
100
A measure of the average energy in motionof particles of matter is ____________.
What is temperature?
200
A pure substance that cannnot be broken down into any other substance.
What is an element?
200
A cubic centimeter is a unit for measuring this.
What is volume?
200
Matter changes into one or more new substances.
What is chemical change?
200
This state of matter has definite shape and definite volume.
What is a solid?
200
The energy of matter in motion is _______________.
What is kinetic energy?
300
A basic particle that makes up an element.
What is an atom?
300
Mass divided by volume is _____________.
What is density?
300
Combustion, flammability or burning is this kind of change.
What is chemical change?
300
This state of matter has no definite shape and no definite volume.
What is a gas?
300
A change in matter in which energy is taken in is an ____________ change.
What is endothermic?
400
The force that holds two atoms together.
What is a chemical bond?
400
A solid block that has a density lower than water will _________ in water.
What is float?
400
Tearing paper, chopping wood, melting ice are examples of this kind of change.
What is physical change?
400
The change from a gas to a liquid is ___________.
What is condensation?
400
When wood burns, energy is given off in the form of heat and light. This is an ______________ change.
What is exothermic?
500
A pure substance mad of two or more elements chemically combined in a set ratio.
What is a compound?
500
Calculate the density of corn syrup if its volume is 7.25 centimeters cubed and a mass of 10 grams.
What is 1.379 g/cm3
500
This law states that matter is not created or destroyed in any physical or chemical reaction.
What is Law of Conservation of Mass (Matter)
500
The change from a solid to a liquid is __________.
What is melting?
500
The energy of moving electrons is called ____________ _________.
What is electrical energy?
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