Newton’s First Newton’s First Law NotesLaw Notes

TEKS 8.6C Investigate an describe TEKS 8.6C Investigate an describe applications of Newton’s law of inertiaapplications of Newton’s law of inertia

Newton’s Newton’s FirstFirst Law of Motion…Law of Motion…

INERTIA

If an object is in If an object is in motion, it will motion, it will

continue moving continue moving in thein the samesame

directiondirection until a until a forceforce changes its changes its

motion.motion.

If an object If an object is resting it is resting it will staywill stay restingresting..

Inertia is an Inertia is an object’s object’s resistanceresistance to a to a change in change in motionmotion. .

Some objects Some objects have more of a have more of a tendency to tendency to resist change resist change than others. than others.

It takes It takes moremore force force to change an to change an objects objects motion if it motion if it has a has a largelarge mass. mass.

It takes It takes lessless force to change force to change the motion of an the motion of an object with a object with a lowerlower mass. mass.

MassMass is the is the amount of amount of matter in an matter in an object…object…

… … and a measure of and a measure of an object’s an object’s tendency to tendency to keep keep doing what it is doing what it is doingdoing which is called which is called inertiainertia. .

What will happen to What will happen to the skateboarder if the skateboarder if he hits the block? he hits the block?

He will fly forward!!He will fly forward!!

How does Newton’s How does Newton’s first law apply first law apply

here?here?