Air in Motion II: Harmful Effects of Wind – Basic 3 Basic Science Lesson Note (Second Term)

When Wind Becomes Dangerous

Sometimes the wind can be very strong and cause problems for people and things around us.

Harmful Effects of Strong Wind

• Destroys houses – can blow off roofs and break windows

• Uproots trees – pulls big trees from the ground

• Causes accidents – makes cars and trucks difficult to control
• Spreads fires – makes fire burn faster and wider

• Damages crops – destroys farmers’ plants and food

• Hurts people – can knock people down
• Creates dust storms – fills air with sand and dirt

• Sinks boats – makes big waves on water

How to Stay Safe During Strong Wind

• Stay inside your house
• Close all doors and windows
• Stay away from big trees
• Do not go swimming or near water
• Avoid flying kites or playing outside

Exercise 1:

1. What can strong wind do to trees? _________
2. Where should you stay during strong wind? _________
3. Circle things wind can damage: Books / Houses / Pencils / Cars