Show:
Thermal Energy
Temperature
Specific Heat
Melting/Freezing
Changes Between Liquids and Solids
100
The ability to do work or cause change
What is energy
100
T or F. All particles in a sample of matter have the same amount of energy.
What is false.
100
The temperature at which a substance is changed from a solid to a liquid.
What is 32 degrees F or 0 degrees Celsius.
100
The change from a liquid to a gas.
What is vaporization.
200
The energy of motion
What is kinetic energy.
200
The average kinetic energy of the individual particles.
What is temperature.
200
High specific heat means...
What is heat up slowly and cool slowly.
200
The change from a solid to a liquid.
What is melting.
200
Vaporization that takes place below the surface of a liquid is called this.
What is boiling.
300
Particles with more kinetic energy move ___________.
What is faster.
300
Temperature is different from thermal energy because thermal energy is a total and temperature is an __________.
What is an average.
300
Low specific heat means...
What is heating up quickly and cooling quickly.
300
Amorphous solids do not melt because.....
What is the lack of a crystalline structure.
300
Vaporization AT the surface of a liquid is called this.
What is evaporation.
400
The total kinetic and potential energy of all particles in a sample of matter
What is thermal energy.
400
When a substance is cooled, it loses _____________ and the temperature drops.
What is thermal energy.
400
Name a substance with low specific heat
What is sand or metal.
400
Give an example of an amorphous solid that does not melt.
What is glass, plastic, or rubber.
400
The boiling point of water is...
What is 100 degrees C or 212 degrees F
500
The movement of thermal energy from a substance at an higher temperature to one of lower temperature.
What is heat.
500
The amount of heat required to raise the temperature of 1 gram of a substance.
What is specific heat.
500
Describe what happens to rubber when it is heated.
What is it gets softer and softer.
500
When particles move slowly enough for their attraction to bring them together, droplets of liquid form. This is called______.
What is condensation.