Which type of heat source remains most constant?

Student Sheet 

Teacher Answers 

Estimated class Time:

One 40-minute class period

Question:

Which of the heat sources best meets the needs of the project?

Materials:

• Goggles
• Thermometer
• CaCl2
• Distilled water
• Hot hands packs
• Paraffin packs
• Graduated cylinder
• Metric scale
• Foam plate
• Tongs
• Hot plate on which to boil water
• Oven mitts

Lesson Level Learning Objectives:

• MS-ETS1-3: Analyze data from tests to determine similarities and differences among several design solutions to identify the best characteristics of each that can be combined into a new solution to better meet the criteria for success.

Phenomenon:

• What combination of heat sources will produce the best incubator

What we Figured Out: 

• How effective is a phase change material and is that the best option in our application

Questions we still have:

• How effective will the incubator be?

Infant Incubator Homepage