Specific Heat
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