Physical Science: Motion, Forces, and Energy, Book M

Section 1: Temperature and Thermal Energy

Self-Check Quiz-Eng.

1.
__________ is a measure of the average kinetic energy of all the particles in an object.
A)Density
B)Temperature
C)Conduction
D)Radiation
2.
If the particles in an object begin to move more quickly, their average kinetic energy __________ and the object's temperature __________.
A)increases, rises
B)increases, falls
C)decreases, rises
D)decreases, falls
3.
Thermal energy is the __________ of the particles in a material.
A)total energy
B)average kinetic energy
C)temperature
D)potential energy
4.
Which of the following equations for temperature conversion is correct?
A)°C = (5/9)(°F + 32)
B)°C = (5/9)(°F - 32)
C)°C = (9/5)(°F - 32)
D)°C = (9/5)(°F + 32)
5.
You are plannning an experiment that must be conducted at a room temperature of 25°C. What temperature setting on the room thermostat should you select, if it uses the Fahrenheit scale?
A)77
B)68
C)46
D)70
6.
What is the basis for the way a mercury thermometer measures temperature?
A)Molecular collisions cause the mercury to expand.
B)The pressure of the surrounding material increases the potential energy of the mercury.
C)As the kinetic energy of the liquid mercury decreases, its volume increases.
D)Forced convection occurs and the level of the mercury rises.
7.
Which of the following statements is true?
A)Absolute zero is equal to 0°Celsius.
B)Absolute zero is the lowest possible temperature.
C)At 0°C, molecules have no kinetic energy.
D)The equation for converting from Celsius to Kelvin is: °C = K+ 273.
8.
At what temperature on the Kelvin scale does water boil?
A)373
B)273
C)173
D)100
9.
The __________ of a substance is the temperature at which a solid begins to liquefy.
A)heat of vaporization
B)melting point
C)heat of fusion
D)boiling point
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