Thermal Energy Question Preview (ID: 27253)
Review For Thermal Energy Unit.
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Thermal energy is the total amount of energy from the movement of particles in matter
a) True
b) False
c)
d)
What happens to the molecules in a substance as temperature increases?
a) Spread out
b) Move faster
c) Gain energy
d) All of the above
What happens to the molecules in a substance as temperature decreases?
a) Spread out
b) Move faster
c) Lose energy
d) All of the above
Which direction does heat energy flow?
a) From the warmer object to the cooler object
b) From the colder object to the warmer
c) Heat energy does not move from object to object
d)
When does the flow of heat between two materials stop?
a) It never stops
b) When both objects reach the same temperature
c) There is no flow of heat energy between objects
d)
What type of materials transfer energy by conduction?
a) Solids
b) Liquids
c) Gases
d) Electromagnetic Waves
What types of materials transfer energy by convection
a) Solids
b) Liquids
c) Gases
d) Liquids and gases
What types of materials transfer energy by radiation?
a) Solids
b) Liquids
c) Gases
d) Electromagnetic Waves
The process that moves energy from one object to another when are touching is
a) Conduction
b) Convection
c) Radiation
d)
The transfer of energy through a gas or a liquid when a hot gas or liquid heats and rises then cools sinks
a) Conduction
b) Convection
c) Radiation
d)
The transfer of energy through electromagnetic waves is
a) Conduction
b) Convection
c) Radiation
d)
Materials that can transfer energy easily are
a) Conductors
b) Insulators
c)
d)
Materials that can not transfer energy easily are
a) Conductors
b) Insulators
c)
d)
A good conductor is
a) Cotton
b) Styrofoam
c) Aluminum
d) Water
A good insulator is
a) Rubber
b) Wool
c) Plastic
d) All of the above
Which of the following describes the amount of heat needed to raise the temperature of one gram of a substance by one degree?
a) Specific Temperature
b) Specific Heat
c) Thermal Energy
d) Thermal Equilibrium
Which term describes the average kinetic energy due to the movement of molecules in a substance?
a) Thermal Energy
b) Temperature
c) Heat
d) Specific Heat
the greater a substance's specific heat, the _______________ is required to raise that substances temperature
a) more energy
b) less energy
c)
d)
The more mass a substance/object has, the ____________ thermal energy
a) less
b) more
c)
d)
Why might items such as pots and pans be made of materials like copper, stainless steel, or iron?
a) Energy will travel more easily/quicker through these metals
b) Looks better in the kitchen
c)
d)
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