Sources of Heat
The largest source of light and heat energy for Earth.
What is the Sun?
Heat always moves from a warmer object to a _____ object.
What is cooler?
A material that does not allow heat to move through it easily.
What is an insulator?
If you were to rub two ice cubes together, this would eventually start to happen
Another word for "Heat Energy".
What is melt?
(What is thermal energy?)
The flow of energy from a warmer object to a cooler object
Wearing this color shirt will make you warmer in the sun.
What is heat?
What is black/dark colors?
This type of energy is created when you rub your hands together quickly.
What is friction?
This happens to an ice cube when it is left in the warm sun.
What is melt/changes to liquid?
The more friction is created, the _________ something gets. A material that does allow heat to pass through it easily.
What is warmer?
What is a conductor?
This color of clothing would heat up faster in the sunlight
What is black or darker colored clothing?
A pot of soup on the stove uses this method to heat up.
What is conduction?
A toaster, a hairdryer, and a lamp all use this to create heat.
What is electricity?
Many light sources also give off ________
What is heat?
A metal spoon is a good ______, which is why it gets hot in soup.
What is conductor?
The faster molecules move, the _____ an object is.
(What is hotter/warmer?)
When you feel heat on your face from a toaster, that is...
What is radiation?
This is produced by burning wood in a campfire.
What is heat?
This happens to water when it is heated to 100 degrees Celsius or 212 degrees Fahrenheit.
What is it boils?)
Wood, plastic, and rubber are all examples of this.
What is an insulator?
A material that is a solid is _____ dense than water vapor.
What is more?
This causes a solid, like wax, to melt into a liquid.
What is heat/thermal energy?
A tool used to measure exactly how hot or cold something is.
What is a thermometer?
Heat traveling through open space, like feeling heat from a fireplace.
What is radiation?
The sun and a light bulb both give off light. How are they different?
This is used to keep houses comfortable in both hot and cold weather.
What is the sun makes its own energy and a light bulb gets its energy from electricity?
What is insulation?
This is the temperature at which water freezes in Celsius or Fahrenheit.
What is 32 degrees Fahrenheit or 0 degrees Celsius?
The reason your hands get warm when holding a hot mug.
What is heat transfer/conduction?