Physical Science - Chapter 10 Part 1 Question Preview (ID: 2279)
HEAT AND HEAT TECHNOLOGY.
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Railroad tracks have gaps between the rails so that they will not buckle in hot weather because of
a) thermal expansion.
b) thermal conductivity.
c) specific heat.
d) thermal insulation.
The boiling point of water on the Fahrenheit, Celsius, and Kelvin scales is, respectively,
a) 212В°F, 100В°C, and 373 K.
b) 98.6В°F, 37В°C, and 310 K.
c) 68В°F, 20В°C, and 293 K.
d) 32В°F, 0В°C, and 273 K.
Which of the following is NOT a common state of matter?
a) superfluid
b) solid
c) liquid
d) gas
The transfer of thermal energy through a substance by direct contact is called
a) thermal conduction.
b) thermal insulation.
c) convection.
d) radiation.
Heat breaks and creates bonds between particles in a
a) change of state.
b) chemical change.
c) physical change.
d) change of temperature.
The lowest possible temperature is
a) 0В°F.
b) 0 K.
c) 0В°C.
d) 273 K.
When a substance changes state, thermal energy
a) changes the arrangement of particles in the substance.
b) increases the kinetic energy of the substance’s particles.
c) changes the chemical composition of the substance.
d) changes the temperature of the substance.
In a bomb calorimeter, the energy released from a burning food sample is transferred to water, and so is calculated by the increase in the water’s
a) temperature
b) specific heat.
c) mass
d) conductivity
Thermal pollution increases the temperature of river or lake water, which HOTs4
a) harms the animals living in the water.
b) contaminates the water.
c) introduces new species to the water.
d) causes the water to boil.
If the particles of two substances have the same average kinetic energy, then HOTs1
a) the substances have equal temperatures
b) the substances have equal thermal energies
c) the specific heats of the substances are identical.
d) the particles will not react chemically.
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