Phase Change 1
What is the name of the process when a solid turns into a liquid?
Answer: Melting
What is the name for the process when a liquid turns into a gas?
Answer: vaporization
What is the process of a gas turning into a liquid?
Answer: Condensation
These do not transfer heat and electricity well
insulator
substance changes from a solid to a gas
sublimation
What instrument is used to control temperature in an appliance?
thermostat
objects that transfer electricity and heat well
conductors
when freezing energy is being absorbed or released?
Released
Transfer of heat through currents
convection
water boils at a lower temperature at a high altitude beacause of this
low air pressure
The resistance of a liquid to flow
Viscosity
Amount of energy needed to melt ice into water is heat of ________
fusion
when melting energy is being absorbed or released
absorbed
Heat transfer through space
Radiation
Give an example of a physical change
vary
Name 3 states of matter
Solid, Liquid and Gases
The measurement of the average kinetic energy of a substance.
temperature
the amount of energy needed to vaporize water to steam is Heat of _____
Vaporization
The energy that an object has because it is moving
Kinetic Energy
In which state of matter do particles have the most energy and move the fastest?
Gas
What is the difference between evaporation and vaporization
answers vary
Why does temperature stay the same during a phase change?
answer will vary
A state of matter that has a definite shape and volume
Solid
A state of matter that has no definite shape but has a definite volume.
Liquid
A state of matter with no definite shape or volume
Gas