Physical and Chemical Changes Knockout

KNOCKOUT

RULES

Play

KNOCKOUT rules

Player 1

Player 2

10

Player 3

5 points

for every player with correct answer

State three examples of evidence of a chemical change.

Totally Unfair Bonus : Player who chose the fist decides if the bonus applies. Must decide before seeing the bonus

Answer

formation of a gas, color change, odor, heat, precipitate

2 points

for every player with correct answer

True or False? The formation of a gas is evidence of a chemical change.

Totally Unfair Bonus : Player who chose the fist decides if the bonus applies. Must decide before seeing the bonus

Answer

True

2 points

for every player with correct answer

Physical or chemical change? cooking meat on the stove

Totally Unfair Bonus : Player who chose the fist decides if the bonus applies. Must decide before seeing the bonus

Answer

Chemical

3 points

for every player with correct answer

True or false? Change in the state of matter is evidence of a chemical change

Totally Unfair Bonus : Player who chose the fist decides if the bonus applies. Must decide before seeing the bonus

Answer

False

*Table Groups *Group leader shows the game board to the players *Players take turns picking a fist question *All players answer all questions on their whiteboards *Players who answer correctly, receive the points *Player who chose the fist will decide if the bonus fist will be applied but he must decide before seeing the bonus. *Bonus points may be positive or negative and are totally unfair!

*Table Groups *Group leader shows the game board to the players *Players take turns picking a fist question *All players answer all questions on their whiteboards *Players who answer correctly, receive the points *Player who chose the fist will decide if the bonus fist will be applied but he must decide before seeing the bonus. *Bonus points may be positive or negative and are totally unfair!

2 points

for every player with correct answer

True or false? It can be concluded that a chemical change has happened if the matter is stirred thoroughly.

Totally Unfair Bonus : Player who chose the fist decides if the bonus applies. Must decide before seeing the bonus

Answer

False

2 points

for every player with correct answer

Physical or chemical change? Boiling water to cook pasta

Totally Unfair Bonus : Player who chose the fist decides if the bonus applies. Must decide before seeing the bonus

Answer

Physical

4 points

for every player with correct answer

Give three examples of physical changes

Totally Unfair Bonus : Player who chose the fist decides if the bonus applies. Must decide before seeing the bonus

Answer

teacher will approve

1 point

for every player with correct answer

Physical or chemical change? burning wood

Totally Unfair Bonus : Player who chose the fist decides if the bonus applies. Must decide before seeing the bonus

Answer

chemical

3 points

for every player with correct answer

Physical or chemical change?Ice cream melting

Totally Unfair Bonus : Player who chose the fist decides if the bonus applies. Must decide before seeing the bonus

Answer

Physical

4 points

for every player with correct answer

Physical or chemical change? Dissolving sugar in tea

Totally Unfair Bonus : Player who chose the fist decides if the bonus applies. Must decide before seeing the bonus

Answer

Physical