REFLECTION: FORCE AND MOTION

What is force?

• Force is a pull or a push upon an obejct

• Force is a pull upon object

• Force is a push upon object

The force consist of...

• Direction

• Magnitude

• Magnitude and direction

What is the S.I. unit for force?

• Pascal (Pa)

• Newton (N)

• Ohm

What is the characteristic of force?

• Vector quantity

• Scalar quantity

What is the instrument use to measure force?

• Spring balance

• Metre rule

• Trible beam balance

What is weight?

• Weight of an object is the normal force acting on an object

• Weight of an object is the gravitational force acting on an object

For every action force, there is a reaction force of the same magnitude but in the opposite direction.

This is definition for...

• Newton's Third Law

• Newton's First Law

• Newton's Second Law

Based on situation,

An aeroplane taking off. The force of the aeroplane is...

• Balanced

• Unbalanced

Based on situation,

A picture hanging on the wall. The force acting on picture is...

• Balanced

• Unbalanced

Do you understand today's lesson and giving full attention to the class?