Work, Work, Work
________________ is done when an object is moved any distance.
Work
_________________ is the ability to do work
Energy
_____________ energy measures the speed of particles.
Thermal
____________ is the flow of thermal energy.
Heat
What are three ways in which we use energy
Electricity, light, solar
What is needed to do work?
Enough energy to move the object
_________________ energy is stored energy that has the ability to do work.
Potential
What is thermal energy measuring?
The speed of the particles or atoms.
How does heat move?
From a warmer object to a cooler object
Give an example of energy being transferred
Energy being transferred when one marble hits another
Give an example of work being done
A ball being kicked
________________ energy is the energy of motion.
Kinetic
Why does every object have thermal energy?
Because every object has atoms
What is heat transfer by touch called? Give one example of this
Conduction, ice melts in hand
Give an example of energy being transformed
Light bulb transforms electric energy to light energy and hear energy
Give an example of work not being done.
Pushing against a wall
Give two examples of potential energy.
Describe how the particles move in an object with high thermal energy.
They move fast
What is convection? Give an example of this?
Heat transfer through liquid or gas, boiling water
Give one example of a conductor. Give two examples of insulators.
Conductor- metals
Insulator- wood, rubber
Draw a picture of picture of work being done.
What is force?
Force is a push or pull.
*Picture not included
Give three examples of kinetic energy
Ball rolling down hill, car moving, ball being kicked
Temperature
Thermometer
What is radiation, give one example of this?
Heat transfer through space, warming hands by fire
What two ways we can change the kinetic energy an object has?
Change the speed and change the mass