Introduction to Force and Types of Forces

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What is force?

Something that changes color of objects

A pull on an object

A push on an object (correct)

Something that slows down objects

Which force keeps us on the ground and gives objects weight?

Normal force

Gravity (correct)

Friction

Magnetic force

What type of force opposes motion when two surfaces rub against each other?

Magnetic force

Applied force

Gravity

Friction (correct)

Which force is responsible for attracting or repelling objects made of certain materials like iron or steel?

Magnetic force Signup and view all the answers

When we push or pull different objects to move them, what type of force are we applying?

Applied force Signup and view all the answers

What effect does gravity have on the motion of objects when they are dropped or thrown?

Speeds them up Signup and view all the answers

Which type of force could you demonstrate by rubbing your hands together or pushing objects across different surfaces?

Friction Signup and view all the answers

Which type of force is generated when sandpaper is rubbed over paper?

Frictional force Signup and view all the answers

What is the main characteristic of static friction?

It only acts when there is movement involved Signup and view all the answers

When does dynamic friction occur?

When solid surfaces rub against each other Signup and view all the answers

Which type of force plays a role in keeping objects on the ground and giving them weight?

Gravitational force Signup and view all the answers

What is the definition of Contact Force?

Force that causes objects to push against each other or pull apart Signup and view all the answers

What characteristic makes gravity different from other forces?

It increases linearly with separation Signup and view all the answers

Which of the following is NOT a type of contact force mentioned in the text?

Cohesion Signup and view all the answers

What property of friction distinguishes static friction from kinetic friction?

Static friction is greater than kinetic friction Signup and view all the answers

Which force type is described as not allowing anything to slide smoothly along its pathway?

Friction Signup and view all the answers

What property of gravitational forces sets them apart from other forces?

They depend only on the distance between two masses Signup and view all the answers

Introduction to Force and Types of Forces

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