Review: Temperature and Heat

Match each temperature scale on the left with its freezing/boiling points on the right.

Match each temperature scale on the left with its freezing/boiling points on the right.

Change 68°F to its Celsius temperature.

Change 68°F to its Celsius temperature.

Forty degrees Celsius is how many degrees Fahrenheit?

Forty degrees Celsius is how many degrees Fahrenheit?

Forty degrees Celsius is how many Kelvins?

Forty degrees Celsius is how many Kelvins?

Suppose a liquid-in-glass thermometer were constructed with a liquid that has the same coefficient of expansion as the glass itself. What would happen to the liquid level when the temperature of the thermometer is increased?

When a bimetallic strip is heated, it bends so that the metal which expands more ends up on the ______ of the curve.

When a bimetallic strip is heated, it bends so that the metal which expands more ends up on the ______ of the curve.

How much will a 200-ft aluminum wire expand if it is heated from 20°C to 60°C? Use α(aluminum) = 0.000025 per C° and \(\Delta l = \alpha \cdot l \cdot \Delta T\). Give your answer in feet.

How much will a 200-ft aluminum wire expand if it is heated from 20°C to 60°C? Use α(aluminum) = 0.000025 per C° and \(\Delta l = \alpha \cdot l \cdot \Delta T\). Give your answer in feet.

Will the aluminum wire above (α = 0.000025) expand more or less than a brass wire (α = 0.000018) of the same length subjected to the same temperature change?

If 30 Btu's of heat are added to 5 pounds of water, how much will the temperature of the water change, in Fahrenheit degrees?

If 30 Btu's of heat are added to 5 pounds of water, how much will the temperature of the water change, in Fahrenheit degrees?

Using \(H = m \cdot c \cdot \Delta T\), find how much heat must be added to 100 grams of copper (specific heat = 0.09) to raise its temperature by 1($) Celsius degrees: \(H = 100 \cdot 0.09 \cdot 5 =\) 2($) \(\text{ cal}\)

Sort each statement as True or False, given that water's specific heat (1.00) is twice that of ice (0.50)

Sort each statement as True or False, given that water's specific heat (1.00) is twice that of ice (0.50)

The amount of heat which, when added to 1 gram of water, raises its temperature by 1 Celsius degree.

The amount of heat which, when added to 1 gram of water, raises its temperature by 1 Celsius degree.

The technician recorded the temperature in Celsius and calculated the heat in calories before checking the specific heat of the sample.