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Thermal Energy

Thermal Energy

Assessment

Flashcard

Chemistry

9th - 10th Grade

Practice Problem

Hard

Created by

Wayground Content

FREE Resource

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14 questions

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1.

FLASHCARD QUESTION

Front

What is temperature a measure of?

Back

kinetic energy of molecules

2.

FLASHCARD QUESTION

Front

What is the SI unit for measuring temperature?

Back

Kelvin

3.

FLASHCARD QUESTION

Front

What quantity does this equation help you calculate?
Options:

melting point of a substance

,

change in thermal energy

,

the potential energy of an object

,

the room temperature of a reaction

Media Image

Back

change in thermal energy

4.

FLASHCARD QUESTION

Front

In the equation, what does C represent?

Media Image

Back

specific heat of the material

5.

FLASHCARD QUESTION

Front

According to the table, which substance will feel hot more quickly? Options: wood, iron, water, carbon

Media Image

Back

iron

6.

FLASHCARD QUESTION

Front

Change in thermal energy of a 20 kg wooden chair warming from 200C to 550C. Specific heat of wood: 700 J/(kg.C).

Back

490,000 J

7.

FLASHCARD QUESTION

Front

Change in thermal energy if air (mass: 72 kg, specific heat: 1010 J/kg.C) warms from 15°C to 30°C?

Back

1,090,800 J

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