Thermal Energy Ch 2 Quiz Review Question Preview (ID: 45700)
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Things are made of ___________.
a) proteins
b) molecules
c) millimeters
d) water
When a thing gets hotter, its molecules are moving faster and they have _____
a) more kinetic energy
b) the same amount of kinetic energy
c) less kinetic energy
d) no kinetic energy
When a thing gets colder, its molecules are moving slower and they have _____
a) When a thing gets hotter, its molecules are moving faster and they have _____
b) the same amount of kinetic energy
c) less kinetic energy
d) no kinetic energy
_________ is a measure of the average speed of the molecules of a thing.
a) energy
b) molecules
c) temperature
d) systems
When two things are in contact, their molecules collide, and kinetic energy transfers from the __________-moving molecules to the __________-moving molecules
a) slower, faster
b) faster, slower
c) no movement
d) faster, faster
The energy that an object has because it is moving is called ____________ energy.
a) thermal
b) potential
c) sugar
d) kinetic
A set of interacting pars that form a complex whole is called a _____________.
a) molecule
b) protein
c) object
d) system
Joe puts a shoe onto ice. After a while the temperature of the shoe decreases. What happens to the molecules of the shoe when the temperature of the shoe decreases?
a) the shoe loses heat molecules
b) the energy of the molecules in the shoe decreases
c) the energy of the molecules in the shoe increases
d) the cold energy of the molecules in the shoe increases
When two objects of a different temperature are in contact for a long period of time, the energy is transferred until the object reach ____________.
a) energy
b) transfer
c) equilibrium
d) temperature
A system is identified as ________ when it stays mostly the same over time.
a) energetic
b) stable
c) interactive
d) complex
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