Vocabulary 1
the ability to cause change (movement) in matter
Energy
The transfer of heat between two objects that are touching
Conduction
Susy is toasting a bagel for breakfast in the toaster. What is the source of energy from the wall outlet?
Electrical Energy
What is the best conductor of heat?
Metal
A source of energy produced by blades of a turbine are caused by ______ energy
wind
Energy produced by moving air
Wind Energy
The transfer of heat within a liquid or gas
Convection
When someone is cooking some cookies in a gas oven, what form of energy is used to cook the cookies?
Heat Energy
Our jacket and an animals fur acts as a(n) ________ to keep us warm
insulator
"Hydro" in hydroelectricity refers to what?
(Water) energy
The total potential and kinetic energy of an object
Mechanical Energy
A(n) _______ allows heat to move through it easily
Conductor
Vocal cords relate directly to what form of energy?
Sound energy
Explain the difference between conduction, convection, and radiation
conduction - heat transfer through solids (touching)
convection - heat transfer through liquids or gases
radiation - no matter to carry the heat
What are the three different ways that heat can be transferred?
conduction, convection, radiation
The energy that moves between objects of different temperatures
Heat
A(n) _______ does not allow heat to move through it easily
Insulator
What type of energy is being used when roasting marshmallows over a fire?
Chemical Energy
Measures how hot or cold something is
Temperature
What is an example of an insulator that we discussed? Explain why it is a good insulator of heat.
Oven Mitt - keeps us from burning our hand from the metal pan
The transfer of heat without matter to carry it
Radiation
The energy of motion
Kinetic
Explain potential, kinetic, and mechanical energy, including an example of them
Answer will vary
Explain the process (sequence) of how heat travels when using a burner/stove (3 steps)
Burner/Stove --> Pot/Kettle --> Water
What is an instrument that would have a very HIGH pitch sound and an instrument that would have a very LOW pitch sound
HIGH pitch - flute, clarinet, violin
LOW pitch - cello, tuba, saxophone