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Physics- Thermodynamics

Authored by Gene Beyer

Biology

9th - 12th Grade

Physics- Thermodynamics
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33 questions

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1.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Endothermic phase changes include

conduction, convection and radiation
freezing and condensation
vaporization and condensation
melting, boiling, evaporation and sublimation

2.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Absolute zero is __________.

273.15 K

273.15 F

-273.15 C

-273.15 K

3.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Media Image

You have equal masses of four of the substances listed. All are at the same initial temperature. If you place them in a warmer room, which of the substance's temperature will increase most rapidly?

Iron

Aluminum

Lead

Zinc

4.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

The thermal energy needed to boil a liquid is the heat of __________.

Condensation

Vaporization

Fusion

Specific heat

5.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Media Image

Using information from the table below, determine which of the following processes requires the most added energy.

1 kg of iron is changed from liquid to gas.

2 kg of water is evaporated.

1 kg of liquid mercury is frozen.

1 kg of copper is converted from solid to liquid.

6.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

How much thermal energy must be added to a 250-g aluminum pan to raise its temperature from 200C to 850C? The specific heat of aluminum is 897 J/(kg •K).

1.5 x 104 J

1.0 x 106 J

1.45 x 107 J

2.3 x 104 J

7.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Media Image

The heat from a hot burner to a pot is transferred by ______.

convection
insulation
radiation
conduction

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