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Thermal Energy Ch 2 Quiz Review

Test Description: Quiz Review

Instructions: Answer all questions to get your test result.

1) Things are made of ___________.

Awater Bmillimeters Cproteins Dmolecules

2) When a thing gets hotter, its molecules are moving faster and they have _____

Athe same amount of kinetic energy Bless kinetic energy Cno kinetic energy Dmore kinetic energy

3) When a thing gets colder, its molecules are moving slower and they have _____

Athe same amount of kinetic energy Bless kinetic energy CWhen a thing gets hotter, its molecules are moving faster and they have _____ Dno kinetic energy

4) _________ is a measure of the average speed of the molecules of a thing.

Asystems Btemperature Cenergy Dmolecules

5) When two things are in contact, their molecules collide, and kinetic energy transfers from the -moving molecules to the -moving molecules

Aslower, faster Bfaster, faster Cfaster, slower Dno movement

6) The energy that an object has because it is moving is called ____________ energy.

Apotential Bsugar Ckinetic Dthermal

7) A set of interacting pars that form a complex whole is called a _____________.

Aobject Bsystem Cprotein Dmolecule

8) 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?

Athe cold energy of the molecules in the shoe increases Bthe energy of the molecules in the shoe decreases Cthe shoe loses heat molecules Dthe energy of the molecules in the shoe increases

9) When two objects of a different temperature are in contact for a long period of time, the energy is transferred until the object reach ____________.

Atransfer Btemperature Cequilibrium Denergy

10) A system is identified as ________ when it stays mostly the same over time.

Aenergetic Bstable Cinteractive Dcomplex

*select an answer for all questions

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