Science-Majewski/Alias Name:_____________________Conduction Through Materials Investigation

Predict: ___________________ bar is a ___________________ therefore it will heat up more ___________________ than the ___________________ bar because the ___________________ allows heat to ___________________ between ___________________ better.

Word Bank (you may use words more than once and some words not at all)Aluminum Steel Quickly Slowly Transfer Atoms Conductor InsulatorPre-Lab:

What do you notice that is similar about these two metals?

What do you notice that is different about these two metals?

Procedure:1. Fill the Styrofoam cup with 75 mL of hot water.2. Place thermometer into water and record the temperature of the water.3. Place the aluminum and steel bar at the same time into the water and record

observations every 20 seconds for 2 minutes.Observations: (Remember to use your senses)

Water Steel AluminumInitial (0 minutes)

Temperature:

Temperature Strip: Temperature Strip:

20 seconds Temperature:

Temperature Strip: Temperature Strip:

40 seconds Temperature:

Temperature Strip: Temperature Strip:

60 seconds(1 minute)

Temperature:

Temperature Strip: Temperature Strip:

80 seconds Temperature:

Temperature Strip: Temperature Strip:

100 seconds Temperature:

Temperature Strip: Temperature Strip:

120 seconds(2 minutes)

Temperature:

Temperature Strip: Temperature Strip:

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Science-Majewski/Alias Name:_____________________Analysis:What similarities did you observe between the steel and aluminum strip as time passed?

What differences did you observe between the steel and aluminum strip as time passed?

Conclusion: Was your prediction supported? Using evidence, explain why or why not.Claim: My prediction __was/was not___ supported. ___________________ bar is a

better conductor of heat.

Evidence:

Reasoning: (Remember that your reasoning must restate your claim.) Key Words to Include: Conduction Transfer Heat Atoms Conductor

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