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J E O P A R D Y !

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Tu parles Latent? Feelin’ hot, hot, hot Be specific The Temp. Help Ms. Al-Khalifa Calculate Col VII Col VIII 100 200 300 400 500

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The amount of energy required to melt 1 kg of the solid to a liquid 1x1001x100 1x1001x100

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1x2001x200 1x2001x200 The amount of energy required to BOIL 1 kg of the liquid to gas

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1x3001x300 1x3001x300 It doesn’t change during the melting or boiling process

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1x4001x400 1x4001x400 It is why 1 kg of water needs 2,300,000 J to change from a liquid to a gas.

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1x5001x500 1x5001x500 Increasing the pressure lowers the ______ point of a substance and increases the _______ point.

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2x1002x100 2x1002x100 Heat SI unit

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2x2002x200 2x2002x200 Temperature units

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2x3002x300 2x3002x300 How does heat move?

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2x4002x400 2x4002x400 What is the equation to calculate heat?

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2x5002x500 2x5002x500 Explain the difference between heat & temperature

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3x1003x100 3x1003x100 It is the amount of energy needed to raise ___ kg of a substance ____ °C.

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3x2003x200 3x2003x200 Why does sand on the beach feel much warmer than the sea?

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3x3003x300 3x3003x300 Specific heat units

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3x4003x400 3x4003x400 Instrument used to find the specific heat of a metal.

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3x5003x500 3x5003x500 Describe an experiment to find out the specific heat of brass.

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4x1004x100 4x1004x100 Celsius at which water freezes

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4x2004x200 4x2004x200 What is happening to the temperature in this graph?

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4x3004x300 4x3004x300 Temperature is a measure of the average __________

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4x4004x400 4x4004x400 Kelvin at which water boils

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4x5004x500 4x5004x500 What happens to the molecules when the temperature decreases?

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5x1005x100 5x1005x100 Ms. Al-Khalifa’s water reached 100 degrees Celsius but its not boiling why?

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5x2005x200 5x2005x200 Ms. Al-Khalifa is trying to cook meat for her family using a pot but it takes a very long time and needs to add water many times as it evaporates very quickly. What can she use to help make her cooking time less and more easier? Why?

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5x3005x300 5x3005x300 Ms. Al-Khalifa traveled to Alaska for a 3 month training course. She is starting her car but its not running. The repair man told her she forgot to put antifreeze in her car engine. Why is that important?

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5x4005x400 5x4005x400 Ms. Al-Khalifa wants to melt the snow in front of her house. What can she use?

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5x5005x500 5x5005x500 Other than a car, where can antifreeze be used?

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6x1006x100 6x1006x100 Amount of heat energy needed to raise 4 kg of water 20°C. Specific heat of water is 4200J/kg˚C

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6x2006x200 6x2006x200 What is the temperature change from a liquid to a solid in this graph?

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6x3006x300 6x3006x300 25.0 g of mercury is heated from 25°C to 155°C, and absorbs 455 joules of heat in the process. Calculate the specific heat capacity of mercury.

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6x4006x400 6x4006x400 To what temperature will a 50.0 g piece of glass raise if it absorbs 5275 joules of heat and its specific heat capacity is 500 J/kg°C? The initial temperature of the glass is 20.0°C.

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6x5006x500 6x5006x500 A 5.5kg brass ball at 120 o C is placed in an insulated container of water at 20 o C. When the ball and the water reach thermal equilibrium, their temperature is 50 o. The Specific Heat for brass is 380 J/kg o C and water is 4200 J/kg o C. What is the mass of the water? HINT: heat gained = heat lost

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Chapter 12 Temperature and Heat.

Chapter 12 Temperature and Heat.

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