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Mathematics 19 Online
OpenStudy (anonymous):

In which stroke of a four-stroke engine does a spark plug ignite the gas? a. intake b. compression c. power d. exhaust

OpenStudy (anonymous):

you honestly dont know this?! Its the compression!

OpenStudy (anonymous):

yeah i really dont know anything about this stuff haaha

OpenStudy (anonymous):

thx

OpenStudy (anonymous):

your welcome (-: is this for school?

OpenStudy (anonymous):

yes

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