Vocab Part 1
When energy changes from one form into another it is called...
Energy Transformation
Celsius and Fahrenheit scales use this unit to measure temperature
Degrees
A dog running through the yard is an example of what kind of energy?
Kinetic or mechanical energy
Particles in a hot liquid mover (blank) than in a colder liquid.
Faster
True or false: When we put an ice cube in a cup of warm water, the ice cube transfers its energy into the warm water and cools it down.
False
This law states that energy cannot be created or destroyed
The Law of Conservation of Energy
The Kelvin scale uses what unit to measure temperature?
Kelvins
Energy is measured in units called...
Joules
What is the boiling point of water (you can use any scale you would like.
Celsius: 100 degrees
Fahrenheit: 212 degrees
Kelvin: 373 Kelvins
When we put food in a microwave, what cooks the food?
Radiation
A material that transfers heat very well is called a...
Conductor
A Thermometer
A roller coaster at the top of a crest has what kind of energy?
Potential energy
What is the freezing point of water (you can use any scale)
Celsius: 0 degrees
Fahrenheit: 32 degrees
Kelvin: 273 Kelvins
When warmer air circulates to a higher floor, this is an example of what?
Convection
This is a material that is a poor conductor of heat...
Insulator
What is transferred from something at a higher temperature to something at a lower temperature?
Heat or Energy
What's an example of chemical energy turning into mechanical energy in humans?
Chemical energy = Eating food
Mechanical energy = Using the food for fuel to move or exercise
In what substance will particles be spread most apart and move the fastest? Solid, Liquid, or Gas?
Gas
During convection, what causes cooler air or water to fall or sink?
Cooler air or water is denser
This is the measure of the average kinetic energy of all the particles in an object
Temperature
What is called the transfer of energy as heat from one object to another through direct contact?
Conduction
This type of energy is the only form of energy that can travel through a vacuum (empty space)
Electromagnetic Energy or light energy
This is a term for the temperature at which the motion of particles stops.
Absolute Zero
Our experiment with putting metal spoons in hot water was an example of what?
Conduction