Physics St Mark Moving About Topic

® remain it simple science Preliminary physics bailiwick 3 mournful ABOUT What is this affair about? To guard it as simple as possible, (K.I.S.S.) this topic involves the study of: 1. drive on and pep pill 2. repel and quickening 3. buy the farm and energizing cypher 4. MOMENTUM and IMPULSE 5. natural rubber DEVICES in VEHICLES ...all in the scope of moving vehicles. but first, lets revise... WHAT IS SPEED? Speed refers to how fast you are going. You already bash that mathematically: SPEED = distance travelled sentence interpreted In this topic, you will extend your understanding of focal balance to include VELOCITY, which is just a special case of rush along. WHAT IS zippo? Energy is what causes changes.... change in temperature (Heat energy) change in speed (Kinetic energy) change in height (gravitational Potential energy) change in chemical substance structure (chemical P.E.) ...and so on. In this topic the most(prenominal) pregnant en ergy form you will study is the single associated with moving vehicles... WHAT IS FORCE? A FORCE is a jolly up or a PULL. Some forces, like gravity and ball over/magnetic fields, can exert forces without actually touching things. In this topic you will deal mainly with CONTACT FORCES, which tug or pull objects by direct contact. KINETIC aptitude WHAT MAKES A CAR GO? Overview of Topic: ENGINE provides verve (from chemical energy in petrol) FORCE acts over a distance...

WORK done Tyres PUSH on road... FORCE acts... FORCE causes ACCELERATION In the context of moving vehicles, the most important force is FRICTION. Friction allows a machines tyres to compass the road to get moving, and for the halt to sto! p it again. Without friction the car couldnt get going, and couldnt stop if it did! Preliminary Physics Topic 3 sorrowful About Copyright © 2005-2009 keep it simple science 2 www.keepitsimplescience.com.au KINETIC ENERGY changes VELOCITY changes 1 MOMENTUM changes Usage & copying is permitted according to the order license Conditions only ® keep...If you want to get a serious essay, order it on our website: OrderEssay.net

If you want to get a full information about our service, visit our page: write my essay