specific heat capacity Flashcards

You may prefer our related Brainscape-certified flashcards:
1
Q

first step

A

measure the mass of the metal block/liquid using a top pan balance

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2
Q

second step

A

place the immersion heater and thermometer into the top holes of the metal block/liquid

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3
Q

third step

A

insulate the beaker of liquid/ metal block by loosely wrapping it with wool

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4
Q

fourth step

A

connect a joulemeter to measure the energy transferred to the heater

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5
Q

fifth step

A

measure the initial temperature of the metal block using a thermometer

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6
Q

sixth step

A

connect the heater to a power supply and switch it on to heat the substance

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7
Q

seventh step

A

measure the final temperature of the metal block/liquid after 10 minutes

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8
Q

eighth step

A

repeat the practical, remove anomalies and calculate the mean temperature change

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9
Q

ninth step

A

caclulate the mean using shc formula(make sure to write this down in exam)

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10
Q

gradient

A

change in temperature/change in energy transferred

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11
Q

specific heat capacity

A

1/gradient x mass

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12
Q

safety

A

avoid touching immersion heater with bare hands as it can be very hot and cause burns

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13
Q

independent variable

A

work done by the heater /energy transferred

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14
Q

dependent variable

A

temperature rise

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15
Q

control variable

A

mass of block, thickness of insulation

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