Friction on Inclined Planes

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Objective

I can calculate the force of friction acting on an object on an inclined plane.

Part 1 of 3

Warm-up video

Unknown Channel · 5:00

We don't generate video — this one is by Unknown Channel on YouTube. The practice questions and exit ticket below were drafted by AI for this objective, and every question is editable in the teacher guide.

Part 2 of 3

Practice

7 questions

1

Explain in your own words how the normal force is determined when an object is on an inclined plane and an additional force is applied to the object at an angle.

2

A block of wood is resting on an inclined plane. The angle of inclination is 30°. The coefficient of static friction between the block and the plane is 0.4. Calculate the force of static friction acting on the block if its mass is 2 kg.

Part 3 of 3

Exit ticket

Quick comprehension check

A 5 kg block is on a 30° inclined plane. A force of 10 N is applied upwards along the plane. If the coefficient of kinetic friction between the block and the plane is 0.2, calculate the force of friction acting on the block. A 2 kg object rests on a 45° inclined plane. A force of 5 N is applied downwards at an angle of 20° relative to the plane. If the coefficient of static friction between the object and the plane is 0.3, calculate the force of friction acting on the block.

Sample answer included in the free materials

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