27
Lesson 27 of 84 · Energy Transfer
SimulationWind Energy and Turbines
What You'll Learn
A force is a push or pull that can change an object's motion, shape, or direction. Forces are measured in Newtons and can act through contact or at a distance.
Key Words
- force
- mass
Steps
Step 1 — Read
Look at the vocabulary words and write a definition for each in your own words.
Step 2 — Do
Build an electromagnet by wrapping insulated wire around a nail and connecting it to a battery. Test how many paper clips it can pick up. Try adding more wire coils.
Step 3 — Observe
Compare the before and after states.
Step 4 — Record
Write your conclusion: did the results match your hypothesis? What would you change next time?
Check Your Understanding
Question 1
1 of 3What unit is force measured in?