Heat – Bill Nye Video Study Guide
1. Heat is __energy__ and can do work.
2. Heat moves aroun...
Physics, 13.11.2020 19:10, ghari112345
Heat – Bill Nye Video Study Guide
1. Heat is __energy__ and can do work.
2. Heat moves around the universe in __3__ ways. 3. Hot air moving up is an example of (conduction, convection, or radiation).
4. A microwave oven uses (conduction, convection, or radiation) to heat foods.
5. A metal spoon heated by hot soup is an example of (conduction, convection, or radiation).
6. Molecules in cold things move more __slowly__ than in hot things. 7. Which has more heat energy – the ice sculpture or a lighted match?
8. The transfer of heat by currents through liquids or gases is called .
9. An infrared camera in sensitive to radiation. 10. Liquid Nitrogen’s temperature is minus degrees Celsius. 11. A thermos bottle uses a to keep heat in the thermos. 12. A fire radiates waves.
13. The paper spiral turns because of . 14. Heat is measured in or .
15. Clothes on our body are used to do what to heat?
16. Where does heat go that your body gives off?
Answers: 1
Physics, 22.06.2019 03:50, am2garcia5
A30 kg weight lies on top of a massless piston of area a = 0.01 m2 the exterior air is at a (constant) p =1 atm and t = 27 c. the interior gas is 0.4 moles of (ideal) n2 and it has initial temperature 27.00 degrees c. 1. what is the initial pressure in the interior? a. 29.4 kpa b. 130.7 kpa c. 101.3 kpa the next three questions concern what happens when an amount of heat q is slowly added to the interior, raising the piston by 1 mm and raising the interior temperature to 27.40 c
Answers: 3
Physics, 22.06.2019 15:00, annapittbull12
When is a current produced? when the terminals of an electrochemical cell are connected by a wire if the electric circuit is opened in an electrochemical cell if the electrolyte is removed from an electrochemical cell when the electrodes are reversed in an electrochemical cell
Answers: 1
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