Heat Transfer
Convection is....
thermal energy transfer by direct touch
You get a sunburn on the beach. What kind of thermal energy transfer was it?
Radiation
Temperature is....
The average kinetic energy of the particles inside a given object
The hotter an object gets the ______ the particles go inside.
Faster
Which way does the flow of thermal energy go?
Hot to cold
ocean currents are an example of what heat transfer?
Convection
An oven circulating the heat is an example of what thermal energy transfer?
Convection
Ice melting on a table is an example of what thermal energy transfer?
Conduction
expand (get bigger)
The slope determines the ____ of a car on a distance-time graph
the speed
Thermal energy is....
The total kinetic energy in a given object or system
Conduction is.....
thermal energy transfer by currents
Conductors are....
substances that thermal energy can move through easily
If an object starts to loose its thermal energy, what happens to the particles?
The start to slow down & contract
What is Ms. O's cat's name?
Pickles
Radiation is...
thermal energy being transferred (radiating) by electromagnetic waves (or just waves).
substances that thermal energy cannot move through easily
You roast a marshmellow over a fire, the fire represents what thermal energy transfer?
Radiation
38 degree object VS 46 degree object. Which object will have the slower moving particles?
38 degree object
A compound is....
Gloves are an example of... (insulator or conductor)
Insulator
You touch a hot pan and it burns you. What kind of thermal energy transfer was it?
Conduction
Metals are good.... (insulators or conductors)
Conductors
They start to move faster and expand
If you roll a marble on a frictionless surface, what will happen to the marble?
It will keep rolling at constant speed until stopped by an unbalanced force