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15
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Is the combustion of gasoline endothermic or exothermic?
Exothermic
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15
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Endo means in or _______.(absorbed-released)
absorbed
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15
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Which of the following process is exothermic? (Melting -Boiling -Freezing )
Water freezing to form ice
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15
×
Evaporation is what kind of change?
Endothermic
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15
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During an endothermic reaction in a beaker if we are part of the surroundings and touched the beaker, it would feel _______. (cold -warm)
Cold
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lifesaver
Give 20 points!
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gift
Win 15 points!
Okay!
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shark
Other team loses 10 points!
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baam
Lose 10 points!
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15
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If a chemical reaction is EXOTHERMIC, the temperature would....
Increase
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15
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6CO2 + 6H20 + Energy ---------------> C6 H12 06 + 6O2
endothermic reaction
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lifesaver
Give 10 points!
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seesaw
Swap points!
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rocket
Go to first place!
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banana
Go to last place!
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15
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What type of reaction occurs in a hand warmer? Exothermic or endothermic
exothermic
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15
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Burning a match is an example of what type of reaction?
Exothermic
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15
×
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monster
Reset all scores!
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seesaw
Swap points!
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fairy
Take points!
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25
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lifesaver
Give 25 points!
Oops!
15
×
Burning a match is an example of what type of reaction?
Exothermic
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15
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Exo means out or ________.(absorbed-released)
released
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15
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When iron nails get rusty, heat is released. What process is this?(Exothermic or Endothermic )
Exothermic
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