flash card 7Frevison
Quiz yourself by thinking what should be in
each of the black spaces below before clicking
on it to display the answer.
Help!
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| are cooked bugers a chemical reaction | yes
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| what happens when all the chemicals in a glow stick are used up | the glow stick gets dimmer
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| there is a burnt piece of bread what happened did a chemical action acure | yes
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| is there a chemical reaction beteewn steel and water | yes
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| what is the mixture of water and oxygen | iron-oxide
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| what is the white subtance in lime water when CO2 is put in to it | calcium-carbinate
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| what is dry ice | frozen CO2
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| what happens when you put a lit splint in to a container filed with CO2 | the splint gose out
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| is spliting water with electricity a chemical reaction | yes
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| Magnesium+oxygen--> | Magnesium-oxide
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| what happen when youi put a lit splint in a container full of oxygen | the fire is given oxygen which makes the fire biger
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| what are the tow oxides have mentied | Magnesium-oxide,iron-oxide
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| is a firework a chimicAL reaction | yes
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| what is an irreversible change | some thing that can not be chaged
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| what is a physical change | when something new is made
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| what is a combustion reaction | when some energy has to be supplied at the bigging to start the reaction
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| what is in the fire triangle | oxygen,heat,fuel
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| name two extinguisher types | water,dry powder
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| fuel+oxygen--> | CO2+water
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| methane+oxygen--> | CO2+water
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Created by:
tanner prunty
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