Exam 5: Temperature and Heat

The SI unit of heat is the

A quantity that gives the direction of a thermodynamic process is

The Fahrenheit scale has a ______________ degree size than the Celsius scale.

The energy involved in a phase change is called the

The SI unit of heat is the ______________.

What happens to a sample of water when it is heated between 0°C and 4°C?

What happens to a sample of water when its temperature is reduced between 0°C and 4°C?

How much heat is necessary to change 20 g of ice at -10°C into water at 20°C?

On a winter day the temperature drops from -15°C to -25°C overnight. If a pan sitting outside contains 0.20 kg of ice, how much heat is removed from the ice for this temperature change?

A ______________ has a definite volume and assumes the shape of its container.

For a temperature of -40°F, what are the corresponding temperatures on the a. Celsius scale? b. Kelvin scale?

How much heat is necessary to change 10 g of ice at -20°C into water at 10°C?

To what temperature does 0°F correspond on the Celsius scale?

The amount of heat necessary to change a liquid to a solid at constant temperature is the ______________.

The amount of heat necessary to change the temperature of 1 kg of a substance 1°C is

Temperature is a relative measure of

A home fireplace loses most of its heat by

Below 4°C, water ______________ with decreasing temperature.

A common property used to measure temperature is the ______________ of materials.

A digital thermometer can make readings to the tenth of a degree at either the Celsius setting or the Fahrenheit setting. Which reading would be more precise?