Ch 15 Quiz Practice
Temperature rises
A body of water will be deeper when its
Low specific heat capacity
A substance that cools down faster than others has a
Low specific heat capacity
A substance that heats up relatively quickly has a
Specific heat capacity
A substance with a high thermal inertia has a high
Kelvin scale
A temperature difference of 10 Celsius degrees is also equal to a temperature difference of 10 on the
Copper
Aluminum has a specific heat capacity more than twice that of copper. Place equal masses of aluminum and copper wire in a flame and the one to undergo the fastest increase in temperature will be
4 degrees C
Before ice can form on a lake, all the water in the lake must be cooled to
Higher temperature, but less internal energy
Compared to a giant iceberg, a hot cup of coffee has
Becomes wider
Consider a metal ring with a gap cut in it. When the ring is heated, the gap
Lower
Due to the presence of ice crystals in nearly frozen liquid water, the density of water is
Joules, calories Both of these
Heat energy is measured in units of
Region of lower density, microscopic slush Both of these
Ice crystals in nearly frozen liquid water make up a
Is composed of open structured crystals
Ice has a lower density than water because ice
Shorter time
If the specific heat capacity of water were lower than it is, a watermelon in a picnic cooler would cool in a
Decreases
If the temperature of a sample of water at 0°C is slightly increased, its volume
Increases
If the temperature of a sample of water at 4°C is slightly lowered, its volume
A bit shorter
If you measure the distance between two telephone poles with a steel tape on a very hot day, your measured distance will be
Lower its temperature a bit, raise its temperature a bit Either of these
If you wish to expand the volume of a sample of water at 4°C
Gases
In most cases, which expands more for comparable changes in temperature?
Different rates of expansion
It is important that the two metals that compose a bimetallic strip have
High specific heats
Materials composed of molecules that absorb large amounts of energy in the form of internal vibrations and rotations have
Lower
Microscopic slush in ice water tends to make water density
Long time in changing temperature
One of water's interesting thermal properties is that when heated it takes a relatively
Less than 30 degrees C
Place a 1-kilogram block of iron at 40°C into 1 kilogram of water at 20°C and the final temperature of the two becomes
Thermal equilibrium
The fact that a thermometer "takes its own temperature" illustrates
Low
The fact that desert sand is very hot in the day and very cold at night is evidence that the specific heat capacity of sand is relatively
Translational motion
The kind of molecular motion that mostly relates to the temperature of a substance is
High specific heat capacity
The moderate temperatures of islands throughout the world has much to do with water's
4 degrees C
The temperature at the bottom of Lake Tahoe, high in the Sierra Nevada Mountains in California, at this moment is
The tomato sauce feels hotter than the dough
Tomatoes have a higher specific heat capacity than dough. This means that when you bite into a hot pizza
The motion used in measuring temperature, motion that carries a molecule from one place to another. Both of these
Translational motion is characterized by
41.9 Joules
When 10 grams of hot water cool by 1°C, the amount of heat given off is
Copper expands more than iron
When a bimetallic bar made of copper and iron strips is heated, the bar bends toward the iron strip. The reason for this is
Larger
When an iron ring is heated, the hole becomes
Slippery surface, thin film of water Both of these
When ice crystals collapse at the surface of ice, the result is a
Vast number of open spaces in all the hexagonal ice crystals
When ice floats in water, a small part of it extends above the surface. Interestingly, the volume of ice that extends above the surface is equal to the volume of the
Both occur until 4 degrees C is reached
When ice water at 0°C is heated
Decreases
When the temperature of a solid block of ice is lowered, its volume
Also expand
When water at 4°C is heated it expands. If it is instead cooled it will
From the potato to your finger
When you touch a hot potato with your finger, energy flows
Iron
Which of the following normally warms up fastest when heat is applied?
A piece of ice floats in water
Which of these is correct?
Fahrenheit
Which temperature scale has the smallest sized degrees?
Celsius and Kelvin
Which temperature scales have equal sized degrees?
High temperatures, low transfer of energy, few molecules per spark. All of the above
White-hot sparks from a 4th-of-July-type sparkler that strike your skin have relatively
