THIS IS With Host... Your 100 200 300 400 500 Heat Lost=Heat Gained Heat Kinetic Molecular Theory Heating Cooling Curve Energy Conversion Exo and Endo.

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THIS IS

With Host... Your

Heat Lost=Heat Gained Heat Kinetic Molecular Theory Heating Cooling Curve Energy Conversion Exo and Endo

If 30g of water at 0°C mix with 50g of water at 100°C, what is the final temp? A 100

62.5°C A 100

How much heat is absorbed when hot copper releases 15 kJ to cold water A 200

15 kJ A 200

Why is the amount of heat transferred between a metal and cold water not break the law of conservation of energy? (Even though not all the energy released by the metal is absorbed by the water) A 300

Some heat is lost to the environment. A 300

315 joules of energy are transferred to 20g of water at 34°C. What is the final temperature? A 400

37.5°C A 400

10g of ice at 0°C is mixed with 400g of water at 67°C. What is the final temperature? A 500

63.4°C A 500

Question Number One B B 100

2

What Kelvin temperature is equal to 273°C B 200

546 K B 200

Question Number Three B B 300

Correct Response Three B B 300

What direction is heat moving when a cold pack is placed on an injured leg of a person (who is still alive)? B 400

Leg to cold pack B 400

Which has higher kinetic energy absolute zero, or negative 272°C B 500

Negative 272°C B 500

Question Number One C C 100

3

Question Number Two C C 200

3

What type of motion do gas molecules move according to kinetic molecular theory? C 300

Constant random straight line motion C 300

DAILY DOUBLE C 400 DAILY DOUBLE Place A Wager

What type of collisions occur in particles of a gas sample? C 400

Elastic collisions C 400

Which is considered negligible in gases according to KMT, attraction to other particles, volume of particles or both? C 500

both C 500

What temperatures do the horizontal lines on a heating curve for water represent? D 100

Melting and boiling point D 100

If the temperature of the melting point is 30°C, what is the freezing point, or is this impossible to tell from the information provided? D 200

30°C D 200

What is the freezing point from this graph? D 300

50 D 300

Is this exothermic or endothermic? D 400

exothermic D 400

Question Number Five D D 500

50 D 500

What is the transfer of energy when a solar panel creates electricity E 100

Solar to electrical E 100

What type of energy conversion is an explosion E 200

Chemical to heat E 200

How much heat is absorbed when 10g of water boils at its boiling point? E 300

22600 J E 300

How much heat is released when 100g of water freezes at its freezing point in kilojoules E 400

33.4 kJ E 400

When 30g of water at 20°C heats to 30°C, how much heat is absorbed? E 500

1260 J E 500

Exo or endo, an explosion F 100

exo F 100

Explain the changes in KE and PE during minutes 2 to 6 F 200

KE stays the same and PE decreases F 200

Is it exo or endo if heat is absorbed? F 300

endo F 300

Why is a reaction endothermic if 2 salts mixed together make a beaker cold? F 400

Energy is absorbed from the beaker, so the beaker is cold F 400

A heating curve is endo or exo F 500

endo F 500

The Final Jeopardy Category is: Please record your wager. Click on screen to begin

Explain the law of the conservation of energy? Click on screen to continue

Energy is neither created nor destroyed Click on screen to continue

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