Lab: Thermal Energy Transfer Answers

Obtain a copy of the Student Guide for this lab. Your teacher may provide a copy, or you can click the link to access it. Be sure to read the entire Student Guide for this lab. Did you read the Student Guide carefully?

What did you include in your hypothesis? Check all that apply.

In each case, the dependent variable, the one that you measure the response in, is the .

This part is used for measuring the initial and final temperatures of the water.

The two dry sand samples are examined by changing one parameter. The independent variable, the one that is intentionally manipulated between the two samples, is the .

The independent variable, the one that is intentionally manipulated, is the .

Which is the metric standard for measuring energy?

This part insulates the reaction chamber from the transfer of heat to or from the surrounding environment.

Which statements are part of the safety protocol for this lab experiment? Check all that apply.Always wear a lab coat and safety goggles when performing an experiment.Use caution when freezing fluids as they may expand.Use the right gear, such as tongs and thermal mitts, to handle hot objects.Check glassware, such as beakers and flasks, for cracks and chips prior to use.Ear protection should be worn to protect against the loud noises associated with heat transfer.

What did you include in your hypothesis? Check all that apply.

Besides the amount of material, there is also another variable that is manipulated within each of the two mass groups and represented as three types. This independent variable is the .

The dependent variable, the one that you measure the response in, is the .

Which unit is used for specific heat capacity?

This part contains a known amount of water, which is placed there before the experiment starts.

If you wanted to compare the abilities of olive oil and peanut oil to gain or lose thermal energy, which unit would you use?

This part is where the metal is placed at the beginning of the experiment.