Molecular Motion
Molecules (speed up or slow down) when heated?
What is speed up?
What type of heat transfer occurs when you get a sunburn at the beach?
What is radiation?
Molecules (speed up or slow down) when moved away from a heat source?
What is slow down?
A material that allows for heat to move through it easily is called a(n) ____________________.
What is conductor.
To go from a solid to a liquid you need to add _______ energy.
What is thermal?
Water that contains salts and minerals will __________ electricity?
What is conduct?
Molecules move in what direction when heated?
What is up?
Soup warming in a pot on the stove is an example of what kind of heat transfer?
Hint: We are specifically talking about the molecular movement of molecules inside the pot.
What is convection.
Freezing occurs when a substance changes from a _______ to a ________.
What is liquid to solid?
What is the process of a substance changing from a gas to a liquid?
What is condensation?
Molecules move in what direction when they begin to cool down?
What is down?
The tip of an iron poker touching a fire is an example of what type of heat transfer?
What is conduction.
Vaporization occurs when substance changes from a ________ to a _______.
What is liquid to gas?
What direction will heat transfer when you have two objects of different temperatures?
What is heat transfers from the warmer object to the cooler object?
As molecules begin to move faster and collide into each other and the sides of the container what is created or what increases?
What is pressure?
When gas loses a sufficient amount of thermal energy, it will change into a ______________.
What is liquid.
A measure of the average motion of particles is known as the ________________?
What is temperature?