Conceptual Physical Science (6th Edition)

Chapter 7

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Both Celcius degree and kelvin are the same. ; The... more

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546 K. ; The temperature, T of the hydrogen gas, ... more

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. ; For of water, the number of molecules will be... more

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The fast marble loses some amount of its kinetic ... more

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Both of the energies will raise the temperature by... more

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WaterWater needs more time to warm in the sunlight... more

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W has a higher specific heat capacity than S. That... more

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Bermuda is an island, which is surrounded by water... more

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; The density of the water is the highest at . ... more

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Nothing. ; The space inside the ice crystal is an ... more

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Sun light Gravity of Earth ; The kinetic energy ... more

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The average translational kinetic energy per ... more

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  ; 1 square metre cross section of air column ... more

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Volume results in  1/273 times that of initial ... more

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No pressure. ; A gas exerts pressure on the walls ... more

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T at f pointT at b point ; The f point of water is... more

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0. ; At absolute zero, the molecules lose all ... more

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Transfer more warming object to colder object. ... more

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Internal energy. ; An object is hot due to the ... more

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The heat flow from the  high temperature ... more

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Heat flows from a substance of higher temperature ... more

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Because H is an energy similar to work. ; H is a ... more

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4.186 joules ; The specific heat of water is the ... more

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The energy value of food is estimated from the ... more

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energy is equivalent to . Calorie is generally ... more

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The first law of thermodynamics. ; The law of ... more

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Work. ; When heat is added to a system and ... more

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The second law of thermodynamics. ; According to ... more

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Heat can flow from cold to hot only when it is ... more

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The third law of thermodynamics. ; According to ... more

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Increases. ; The entropy increases when disorder ... more

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When work is done on the system, the entropy of ... more

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Silver ; The higher the specific heat capacity of ... more

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The specific heat capacity of water is very high ... more

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High specific heat of water keeps Europe's weather... more

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Bimetallic strips bend because of difference in ... more

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Liquids will expand more. ; The gasoline ... more

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When temperature of ice cold water which is near ... more

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The same mass of water is more dense than ice ... more

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4o C ; In general, when heat is added to matter, ... more

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H = 3500 calh = 5.8 kcal/g ; The expression for ... more

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It is becoming more and more apparent how the ... more

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Using the  formulacalculate the amount of heat Q  ... more

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The heat absorbed (Q) by the water is: ; The ... more

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; Multiply to specific heat capacity of water   ... more

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 Therefore, the temperature of the nail rises by... more

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The energy comes out to be 4190 kJ which is ... more

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; Specific heat capacity of steel is 450J/kg.... more

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Let be the final temperature of both the nails ... more

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The new length of the 100 m bar is the sum of its... more

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approximately ; Calculate the increment in length... more

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Since the radius increases by approximately 70 m ... more

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is equivalent to and equal to . ;  is equal to... more

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A larger specific heat capacity implies that a ... more

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The wire that will sag the most is the substance ... more

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The density of water is maximum at and expands on... more

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It may or may not be the same. It depends on the ... more

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No. All the molecules keep on changing their speed... more

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273. ; As the Celsius degree scale is added by a ... more

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There isn't much difference in temperature between... more

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Both containers have molecules with the same speed... more

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An increase in temperature of is greater. ; ... more

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Iceberg will have higher thermal energy because it... more

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Kelvin scale. ; The temperature of a substance is ... more

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. ; Let the subscripts , and represents the ... more

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. ; Let the subscripts and represent the initial... more

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Heat. ; Heat is the transfer of thermal energy ... more

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Thermal energy. ; Heat is the thermal energy ... more

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From hot to cold, Spontaneous flow. ; The thermal ... more

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1 Calorie. ; 1 calorie is the heat energy required... more

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. ; is approximately equal to . is equivalent to... more

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. ; is approximately equal to . Thus will raise ... more

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; The equation form of the first law of ... more

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. ; The equation form of the first law of ... more

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Second law. ; The second law of thermodynamics ... more

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Third law. ; The third law of thermodynamics ... more

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By doing work on the system or adding energy to ... more

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The perfume in the bottle evaporates and spreads ... more

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Entropy increases. ; As air molecules spread, they... more

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The pressure increases when heated because of the ... more

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Due to friction the tires heat up, which heats the... more

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The specific heat capacity differs from object to ... more

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The ocean water stays warmer during the winter ... more

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Jello has a higher heat capacity. ; Due to jello's... more

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Water ; The specific heat of the water both in ... more

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Iron, because of its lower specific heat capacity... more

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The substance that cools more slowly. ; The ... more

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It has a low specific heat, as evidenced by its ... more

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10 kg jug of hot liquid W. ; The specific heat ... more

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Due to large specific heat capacity of water it ... more

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Because the climate will be reversed. ; The ... more

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Water is not required to be stored at a high ... more

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No.Yes, the difference in expansion rates causes ... more

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If the key and lock are of different materials, ... more

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Thick glasses have a chance to break due to high ... more

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The different layers of rock B expand at different... more

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Cool the  inner glass and heat the outer glass. If... more

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The size of the hole increases. ; Metals, in ... more

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The gap increases. ; Upon heating, the metal ring ... more

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Liquid water below . ; Although the water, in ... more

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The volume of the ice above the water is about one... more

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Ice crystals have open spaces in between their ... more

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Tables and chairs have the same temperature as ... more

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There isn't a significant difference in ... more

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No, as the magnitude of temperature in units of ... more

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Yes ; Water already has a high specific heat ... more

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The contraction of the metallic structures in the ... more

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A lower coefficient of expansion ensures minimal ... more

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To fit the steel plates tightly, the rivet ... more

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The object R contracts when it comes in contact ... more

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The volume of a mass of water is at its lowest ... more

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No, because as soon as the temperature goes below... more

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The average translational kinetic energy of the ... more

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The direction of the flow of heat is determined by... more

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The absolute zero temperature is defined as .  ; ... more

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A calorie is a popular unit used to measure ... more

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The first law describes how the heat in the system... more

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The entropy of a system is a measure of randomness... more

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Since aluminum has a greater specific heat ... more

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Different specific heat capacities are not the ... more

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Water will expand on cooling because its density ... more

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The ice-water mixture does not affect the ... more

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