Matter
Physical and Chemical
Energy
Energy Transformation
Heat
100
What is matter?
What is anything that takes up space and has mass
100
What is the difference between a chemical and physical change?
What a physical change has not changed the identity of the object, a chemical change has.
100
What is energy
What is the ability to do work or cause change.
100
A man eating a candy bar riding a bike
What is chemical -> mechanical
100
What is heat
What is movement of molecules rubbing against each other (not friction)
200
What is the difference between the molecules in a solid, liquid and gas?
What is solid is close together, vibrating, liquid farther apart, sliding, gas is spread out.
200
List 3 different examples of a chemical change?
What is (various answers)
200
What is the unit of energy?
What is Joule
200
A light being turned on
What is Mechanical -> electrical -> Electromagnetic & Thermal
200
How does heat move?
What is from warm to cold.
300
Out of the states of matter, which has the most energy?
What is plasma
300
How is color both a physical and chemical property?
What is color like food coloring does not change the food, but fading or bleaching a color out makes it impossible to return the color.
300
What two forms is energy always in.
What is kinetic and potential
300
A roller coaster going up then going down.
What is gravitational potential energy -> mechanical
300
What happens to the molecules of an object as its thermal energy increases.
What is the molecules begin to move faster.
400
You have 34g of CO2 (carbon dioxide), what is an acceptable showing of the law of conservation of matter?
What is any answer that has amount of C and O equalling 34
400
List 3 examples of a Physical Property
What is (various answers)
400
What is the law of conservation of energy?
What is Energy can not be created nor destroyed it can only be transformed.
400
The sun to a plant
What is nuclear -> electromagnetic -> chemical
400
What is the difference between conduction and convection?
What is conduction is through touch and convection is heat through a fluid.
500
Which state of matter has a defined volume, but no defined shape?
What is liquid
500
What happens to the chemical structure of ice when it melts
What is nothing happens it is still water.
500
What are 3 forms of potential energy?
What is elastic, gravitational, chemical, nuclear
500
Draw a roller coaster showing where the highest amount of potential energy is and the highest amount of kinetic energy is.
What is look at pictures.
500
What is radiation
What is movement of heat through a vacuum or material
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