Specific heat capacity

How does heat flow?

• Always from cold to warm
• Always from warm to cold
• Both warm to cold & cold to warm
• It depends on the temperature

The following are ways that a substance can be heated. Which picture shows infrared radiation?

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The following are ways that a substance can be heated. Which picture shows conduction?

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The following are ways that a substance can be cooled Which picture shows evaporation?

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Specific heat capacity is the amount of ............................ needed to raise the temperature of 1kg of a substance by 1 degree Celsius.

• power

• energy

• money

• temperature

Specific heat capacity is the amount of energy needed to raise the temperature of .............. of a substance by 1 degree Celsius.

• 1kg

• 1g

It takes 10J to heat up a 50g of a substance by 1 degree. How much energy is needed to heat up 100g of the substance?

• 10J

• 15J

• 20J

• 25J

It takes 10J to heat up a 50g of a substance by 1 degree. How much energy is needed it up by 5 degrees?

• 2J

• 10J

• 30J

• 50J

Which will heat up faster?

• copper

• granite

• iron

• basalt

Which will heat up slower?

• water

• lead

• granite

• iron