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Physical Science Thermodynamics
Terms in this set (20)
it transfers heat to the surroundings.
When water in the air condenses and forms tiny bubbles on a cold soda can,
first law of thermodynamics.
A statement that the energy supplied to a system in the form of heat, minus the work done by the system, is equal to the change in internal energy represents the
sometimes does not result in a temperature change.
Adding heat to a substance
freeze at a uniform low temperature.
The heat death of the universe is a theoretical time in the future when the universe is supposed to
What is the average body temperature of healthy humans on the Celsius scale?
The amount of heat needed to increase the temperature of 1 gram of a substance 1 degree Celsius is known as
The heat needed to warm one gram of water one Celsius degree is called a
a body gaining energy.
a body losing energy.
all of the above.
Heat is almost always measured during the process of
The attractive forces between unlike molecules is called
One regular calorie, defined as the energy that raises the temperature of one gram of H2O from 14.5° C to 15.5° C, is equivalent to
upward convection of heat energy.
A hurricane has a measurable cooling effect on the ocean. The cooling process is
The process by which solid ice vaporizes into the atmosphere without first becoming a liquid is called
When the evaporation rate equals the condensation rate, the space above the liquid is
has a higher specific heat
The water in a swimming pool is often cooler than the surrounding sidewalk on a sunny day because it
second law of thermodynamics
Which thermodynamic law says that you cannot convert 100 percent of a heat source into mechanical energy?
The transfer of heat that occurs when energy moves from molecule to molecule by direct contact is called
What is the temperature that is the same numerical value on both the Fahrenheit and Celsius scale?
type of material.
In the equation: Q = mc∆t, the c represents the
evaporating the water
Which of the following involves the greatest amount of heat when warming 100 grams of ice?
the point at which classical molecular motion stops.
The zero point of the Kelvin temperature scale is specified as
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