Specific Heat

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When a piece of aluminum foil is taken out of the oven and cools from 100° C to 50°C, What is the change in temperature?

50°

A high specific heat means

it will take that material a long time to heat up and long time to cool off

If 200 grams of water is to be heated from 24.0° C to 100.0° C to make a cup of tea, what is the mass and what is the change in temperature?

m=200g, ∆t=76 C

If I have 2 blocks of Aluminium (one of 1kg and one of 10 kg) and heat them up with 6,000 Joules of energy.Which one will have the SMALLEST change in temperature?

10 kg

There are 2 pans of water, one has 100 mL in it and one has 1000mL. You add 4000 joules of energy, which one has the bigger change in temperature?

100 mL

specific heat

A measure of the energy needed to increase the average kinetic energy of the particles

Which of the following would be the best insulator?

Air

There are four cups of hot cocoa. The cup sizes are shown. The temperature of the cocoa in each cup is 25 degrees celsius. Which cup has the MOST thermal energy?

Large cup (Trenta)

The amount of energy required to raise the temperature 1ºC for every kilogram is called

Specific heat


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