PAGS Flashcards

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1
Q

what equipment is needed to measure the SHC of a substanec

A
heater
thermometer
stowatch 
electronic balance
voltmeter and ammeter (E = I*V*t)
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2
Q

how to imporve the SHC PAG

A

add insulation around the substance
if liquid in beaker add lid
add petroleum helly to imporve conductivity from heater to subatance
use digital thermometer - increase precision

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3
Q

what direction does light refract when less dense to more dense

A

refracts towards the normal

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