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SPS7d. Heating Curves and Phase Diagrams

Authored by Tammy Pakulski

Physics

8th Grade

SPS7d covered

Used 108+ times

SPS7d. Heating Curves and Phase Diagrams
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12 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the purpose of a heating/cooling curve?

To calculate the volume changes of a substance during heating or cooling.

To understand the phase changes and energy transfer during heating or cooling process.

To determine the color changes of a substance during heating or cooling.

To measure the temperature of a substance during heating or cooling.

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2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What does a heating curve represent?

The relationship between mass and time during the process of heating a substance.

The relationship between temperature and time during the process of heating a substance.

The relationship between volume and time during the process of heating a substance.

The relationship between pressure and time during the process of heating a substance.

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3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What does a cooling curve represent?

The change in pressure of a substance as it cools down over time.

The change in temperature of a substance as it cools down over time.

The change in volume of a substance as it cools down over time.

The change in temperature of a substance as it heats up over time.

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4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

During a phase change, what happens to the temperature of a substance?

decreases

increases

fluctuates

remains constant

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5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the horizontal flat portion of a heating/cooling curve indicative of?

The temperature at which the substance starts to boil

The temperature at which the substance starts to freeze

The temperature at which the substance reaches its maximum temperature

Phase change

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6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

melting

boiling

phase change

crystallization

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SPS7d

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

1, 2, 3

4, 5

1, 3, 5

2, 4

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SPS7d

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