Energy & Work
Energy is the ability to cause change in the ________ of an object.
motion or position
The energy of objects in motion is called __________ energy.
kinetic energy
The kinetic energy of an object depends on its mass and ________.
speed
A stereo speaker changes ________ energy into sound energy.
electrical
Energy due to the motion of particles that make up an object is ______________.
thermal
When work is done, energy is created, destroyed, or transferred?
transferred
Potential energy is _________ energy.
stored
The gravitational potential energy of an object depends on its weight and ___________.
height
A gas stove transforms the chemical energy in natural gas into ________ energy.
thermal
Energy stored in the objects that are compressed or stretched is ________________.
Elastic Potential Energy
_____________ is the transfer of energy that occurs when a force is applied over a distance.
Work
Which type of energy is light?
electromagnetic energy
At what Celsius temperature does water boil?
100 degrees
A battery transforms chemical energy into ___________ energy.
electrical
Energy released in the nucleus of an atom is ________________.
nuclear energy
Due to ___________, when surfaces rub together, some mechanical energy always transfroms to thermal energy.
friction
An object's ____________ energy is the total of its kinetic energy and potential energy.
mechanical
What device is used to measure temperature?
thermometer
A fan converts electrical energy into _____ energy.
mechanical
Energy stored in the bonds between atoms is _________________.
chemical energy
Tell the Law of Conservation of Energy.
Energy can be transfered, or transformed, but can never be created or destroyed.
Name the force that resists a bicycle's movement when you apply brakes and explain how it transforms energy.
Friction
What part of a roller coaster hill has the most POTENTIAL energy?
top of the hill
What type of energy is stored on food we eat?
chemical energy
Describe the energy conversion of a roller coaster moving uphill.
kinetic energy converts to gravitational potential energy