Specific Heat Quiz

What is the definition of specific heat?

• The amount of heat energy required to change the state of a substance.

• The amount of heat energy required to lower the temperature of a substance by a certain amount.

• The amount of heat energy required to break the bonds between atoms in a substance.

• The amount of heat energy required to raise the temperature of a substance by a certain amount.

What is the specific heat of water?

• 2.5 J/g°C

• 6.32 J/g°C

• 8.9 J/g°C

• 4.18 J/g°C

Which has a higher specific heat: water or metal?

• air

• metal

• water

• wood

What is the specific heat of copper?

• 0.25 J/g°C

• 0.5 J/g°C

• 0.1 J/g°C

• 0.385 J/g°C

Tags

NGSS.HS-PS3-4

What is the specific heat of iron?

• 0.35 J/g°C

• 0.55 J/g°C

• 0.25 J/g°C

• 0.45 J/g°C

Tags

NGSS.HS-PS3-4

What is the specific heat of aluminum?

• 0.902 J/g°C

• 1.234 J/g°C

• 2.345 J/g°C

• 0.567 J/g°C

Why is water used as a coolant in car engines?

• Water is used as a coolant in car engines because it is cheap and easily accessible.

• Water is used as a coolant in car engines because of its high specific heat capacity, high boiling point, and availability.

• Water is used as a coolant in car engines because it helps to reduce friction in the engine.

• Water is used as a coolant in car engines because it helps to improve fuel efficiency.

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How does specific heat affect the temperature change of a substance?

• Specific heat determines the amount of heat energy required to change the temperature of a substance.

• Specific heat determines the density of a substance.

• Specific heat determines the color change of a substance.

• Specific heat has no effect on the temperature change of a substance.

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What are some applications of specific heat in everyday life?

• Determining the melting point of metals, measuring the temperature of the human body, and calculating the energy consumption of electronic devices.

• Cooking, heating and cooling systems, and determining the energy content of food.

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NGSS.MS-PS3-4

Why is it important to consider specific heat when designing heating and cooling systems?

• Specific heat helps determine the amount of energy needed for heating and cooling systems.

• Specific heat has no impact on heating and cooling systems.

• Specific heat is only relevant for industrial heating and cooling systems.

• Specific heat only affects the temperature of the system, not the energy needed.

Tags

NGSS.HS-PS3-4