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🔬 Science - Class 9
Unit 8 · Simple Machine

The Inclined Plane Presentation

ScienceSubject
8 minEstimated read
Slide 1 of 4
Science and Technology, Grade 9

The Inclined Plane

A simple machine · VR = l/h · Wedge and screw

What We Will Learn

📐

Recognise the inclined plane and find VR = l/h

🛣️

Understand why mountain roads wind

🪓

Find a wedge's velocity ratio H/L

🔩

Find a screw's velocity ratio 2πR/P

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Presenter notes: Today we study the inclined plane: how a sloping surface lets a small effort raise a heavy load, and how its two special forms, the wedge and the screw, do their work.