Download - Force, motion and_energy_slide_show2
![Page 1: Force, motion and_energy_slide_show2](https://reader033.vdocuments.net/reader033/viewer/2022052602/559ee7de1a28abcb618b45f2/html5/thumbnails/1.jpg)
Force, Motion and EnergyForce, Motion and Energy
![Page 2: Force, motion and_energy_slide_show2](https://reader033.vdocuments.net/reader033/viewer/2022052602/559ee7de1a28abcb618b45f2/html5/thumbnails/2.jpg)
How do things move?How do things move? AboveAbove BelowBelow AheadAhead BehindBehind UpUp DownDown HorizontallyHorizontally VerticallyVertically Right Right LeftLeft
![Page 3: Force, motion and_energy_slide_show2](https://reader033.vdocuments.net/reader033/viewer/2022052602/559ee7de1a28abcb618b45f2/html5/thumbnails/3.jpg)
How do we know something has How do we know something has moved?moved?
By looking at the things By looking at the things that are not moving that are not moving around it. around it.
FRAME OF FRAME OF REFERENCE REFERENCE
![Page 4: Force, motion and_energy_slide_show2](https://reader033.vdocuments.net/reader033/viewer/2022052602/559ee7de1a28abcb618b45f2/html5/thumbnails/4.jpg)
SpeedSpeed What is speed? What is speed? How fast an object is How fast an object is
moving.moving. Measure of distance.Measure of distance.
![Page 5: Force, motion and_energy_slide_show2](https://reader033.vdocuments.net/reader033/viewer/2022052602/559ee7de1a28abcb618b45f2/html5/thumbnails/5.jpg)
SpeedSpeed How do I calculate How do I calculate
speed? speed?
DISTANCE / TIMEDISTANCE / TIME
Ex:10ft/ 3 seconds=3.1 ft/secEx:10ft/ 3 seconds=3.1 ft/sec
![Page 6: Force, motion and_energy_slide_show2](https://reader033.vdocuments.net/reader033/viewer/2022052602/559ee7de1a28abcb618b45f2/html5/thumbnails/6.jpg)
ForceForce
WHAT IS FORCEWHAT IS FORCE ??Any Any pushpush or or pullpull that that
causes an object to causes an object to move, move, stopstop or change or change speedspeed or or directiondirection. .
![Page 7: Force, motion and_energy_slide_show2](https://reader033.vdocuments.net/reader033/viewer/2022052602/559ee7de1a28abcb618b45f2/html5/thumbnails/7.jpg)
ForceForce The greater the force, The greater the force,
the greater the the greater the change in motion. change in motion.
The bigger an object The bigger an object is, the less effect a is, the less effect a force will have on it.force will have on it.
The smaller an object The smaller an object is, the more effect a is, the more effect a force will have on it.force will have on it.
![Page 8: Force, motion and_energy_slide_show2](https://reader033.vdocuments.net/reader033/viewer/2022052602/559ee7de1a28abcb618b45f2/html5/thumbnails/8.jpg)
InertiaInertia
InertiaInertia keeps an keeps an object still or keeps it object still or keeps it moving. moving.
A moving object will A moving object will keep moving until keep moving until something stops itsomething stops it..
An object that is not An object that is not moving will not move moving will not move until until something something moves itmoves it. .
![Page 9: Force, motion and_energy_slide_show2](https://reader033.vdocuments.net/reader033/viewer/2022052602/559ee7de1a28abcb618b45f2/html5/thumbnails/9.jpg)
FrictionFriction
WHAT IS FRICTION?WHAT IS FRICTION? The force that works The force that works
against motion.against motion. Friction causes heat. Friction causes heat.
![Page 10: Force, motion and_energy_slide_show2](https://reader033.vdocuments.net/reader033/viewer/2022052602/559ee7de1a28abcb618b45f2/html5/thumbnails/10.jpg)
WorkWork WHAT IS WORK?WHAT IS WORK? Work is done when a Work is done when a
force is used to force is used to MOVEMOVE an object a an object a certain distance.certain distance.
![Page 11: Force, motion and_energy_slide_show2](https://reader033.vdocuments.net/reader033/viewer/2022052602/559ee7de1a28abcb618b45f2/html5/thumbnails/11.jpg)
EnergyEnergy WHAT IS ENERGY?WHAT IS ENERGY?
Energy is the ability to do work.Energy is the ability to do work.
![Page 12: Force, motion and_energy_slide_show2](https://reader033.vdocuments.net/reader033/viewer/2022052602/559ee7de1a28abcb618b45f2/html5/thumbnails/12.jpg)
EnergyEnergy Two types of energy:Two types of energy: Kinetic Kinetic PotentialPotential
![Page 13: Force, motion and_energy_slide_show2](https://reader033.vdocuments.net/reader033/viewer/2022052602/559ee7de1a28abcb618b45f2/html5/thumbnails/13.jpg)
EnergyEnergy
Kinetic-moving Kinetic-moving energy (energy of energy (energy of motion)motion)
![Page 14: Force, motion and_energy_slide_show2](https://reader033.vdocuments.net/reader033/viewer/2022052602/559ee7de1a28abcb618b45f2/html5/thumbnails/14.jpg)
EnergyEnergy Potential- stored Potential- stored
energy (energy energy (energy waiting to be used)waiting to be used)
![Page 15: Force, motion and_energy_slide_show2](https://reader033.vdocuments.net/reader033/viewer/2022052602/559ee7de1a28abcb618b45f2/html5/thumbnails/15.jpg)
Forms of EnergyForms of Energy Chemical EnergyChemical Energy Ex: Ex: storedstored energy in energy in
food and fuel.food and fuel.
![Page 16: Force, motion and_energy_slide_show2](https://reader033.vdocuments.net/reader033/viewer/2022052602/559ee7de1a28abcb618b45f2/html5/thumbnails/16.jpg)
Forms of EnergyForms of Energy Electrical EnergyElectrical Energy Ex: batteries, electric Ex: batteries, electric
in homesin homes
![Page 17: Force, motion and_energy_slide_show2](https://reader033.vdocuments.net/reader033/viewer/2022052602/559ee7de1a28abcb618b45f2/html5/thumbnails/17.jpg)
Forms of EnergyForms of Energy Light energyLight energy Ex: sun and lasersEx: sun and lasers
![Page 18: Force, motion and_energy_slide_show2](https://reader033.vdocuments.net/reader033/viewer/2022052602/559ee7de1a28abcb618b45f2/html5/thumbnails/18.jpg)
Forms of EnergyForms of Energy Mechanical EnergyMechanical Energy Ex: wind, water Ex: wind, water
falling over a water falling over a water fall, soundfall, sound
![Page 19: Force, motion and_energy_slide_show2](https://reader033.vdocuments.net/reader033/viewer/2022052602/559ee7de1a28abcb618b45f2/html5/thumbnails/19.jpg)
Forms of EnergyForms of Energy Thermal EnergyThermal Energy Ex: stove, heaters, Ex: stove, heaters,
matchesmatches
![Page 20: Force, motion and_energy_slide_show2](https://reader033.vdocuments.net/reader033/viewer/2022052602/559ee7de1a28abcb618b45f2/html5/thumbnails/20.jpg)
Forms of EnergyForms of Energy Nuclear EnergyNuclear Energy Ex: SunEx: Sun
![Page 21: Force, motion and_energy_slide_show2](https://reader033.vdocuments.net/reader033/viewer/2022052602/559ee7de1a28abcb618b45f2/html5/thumbnails/21.jpg)
Forms of EnergyForms of Energy CAN ENERGY CAN ENERGY
CHANGE FORM? CHANGE FORM? YES! YES!
Ex: The fuel in a Ex: The fuel in a rocket changes from rocket changes from chemical energy to chemical energy to mechanical energy mechanical energy when the fuel burns when the fuel burns
![Page 22: Force, motion and_energy_slide_show2](https://reader033.vdocuments.net/reader033/viewer/2022052602/559ee7de1a28abcb618b45f2/html5/thumbnails/22.jpg)
Simple MachinesSimple Machines LeversLevers PulleyPulley Wheel and AxelWheel and Axel Inclined PlaneInclined Plane Wedge and ScrewWedge and Screw GearsGears
![Page 23: Force, motion and_energy_slide_show2](https://reader033.vdocuments.net/reader033/viewer/2022052602/559ee7de1a28abcb618b45f2/html5/thumbnails/23.jpg)
Simple MachinesSimple Machines LeversLevers
Two parts:Two parts: FulcrumFulcrum BarBar
![Page 24: Force, motion and_energy_slide_show2](https://reader033.vdocuments.net/reader033/viewer/2022052602/559ee7de1a28abcb618b45f2/html5/thumbnails/24.jpg)
Simple MachinesSimple Machines PulleyPulley Two kinds: Two kinds:
FixedFixedMoveableMoveable
![Page 25: Force, motion and_energy_slide_show2](https://reader033.vdocuments.net/reader033/viewer/2022052602/559ee7de1a28abcb618b45f2/html5/thumbnails/25.jpg)
Simple MachinesSimple Machines Wheel and AxelWheel and Axel Two parts:Two parts: wheel wheel barbar
![Page 26: Force, motion and_energy_slide_show2](https://reader033.vdocuments.net/reader033/viewer/2022052602/559ee7de1a28abcb618b45f2/html5/thumbnails/26.jpg)
Simple MachinesSimple Machines Inclined PlaneInclined PlaneA flat, slanted surfaceA flat, slanted surface
![Page 27: Force, motion and_energy_slide_show2](https://reader033.vdocuments.net/reader033/viewer/2022052602/559ee7de1a28abcb618b45f2/html5/thumbnails/27.jpg)
Simple MachinesSimple Machines Wedges and ScrewsWedges and Screws change change downward downward
force into force into sidewayssideways forceforce
![Page 28: Force, motion and_energy_slide_show2](https://reader033.vdocuments.net/reader033/viewer/2022052602/559ee7de1a28abcb618b45f2/html5/thumbnails/28.jpg)
Simple MachinesSimple Machines GearsGears
Wheels with teethWheels with teeth
![Page 29: Force, motion and_energy_slide_show2](https://reader033.vdocuments.net/reader033/viewer/2022052602/559ee7de1a28abcb618b45f2/html5/thumbnails/29.jpg)
Compound MachinesCompound Machines
WHAT IS A WHAT IS A COMPOUND COMPOUND MACHINE?MACHINE?
A machine made up of A machine made up of two or more simple two or more simple machines.machines.