18
Lesson 18 of 84 · Chemical Reactions
ExperimentThermal Energy and Heat Transfer
What You'll Learn
Thermal energy transfers from warmer objects to cooler ones through conduction (direct contact), convection (fluid movement), and radiation (electromagnetic waves).
Key Words
- acid
- base
Materials Needed
- measuring cups
- paper towels
- thermometer
Safety First
- Tie back long hair before starting the experiment.
- Protect your work surface with newspaper or plastic.
Steps
Step 1 — Read
Read and learn: Thermal energy transfers from warmer objects to cooler ones through conduction (direct contact), convection (fluid movement), and radiation (electromagnetic waves).
Step 2 — Do
Follow the procedure carefully, step by step.
Step 3 — Observe
Look for patterns in your observations.
Step 4 — Record
Make a graph or chart showing your results.
Check Your Understanding
Question 1
1 of 3Which has a pH below 7?