What is a calorie? w) amount of heat required to raise one gram of water one degree Celsius. x) amount of work required to move one gram of water by one centimeter. y) amount of heat required to melt ice. z) amount of heat required to raise one gram of water one degree Fahrenheit

1 Answer

Answer :

ANSWER: W -- AMOUNT OF HEAT REQUIRED TO RAISE ONE GRAM OF WATER ONE DEGREE CELSIUS

Related questions

Description : Which of the following best completes the statement: The calorie is the amount of heat needed to raise: w) 1 gram of water 1 degree Celsius x) 1 gram of water 1 degree Rankin y) 1 kilogram of water 1 degree Celsius z) 1 kilogram of water 1 degree Kelvin

Last Answer : ANSWER: W -- 1 GRAM OF WATER 1 DEGREE CELSIUS

Description : A British Thermal Unit, or BTU, is the amount of heat required to raise one pound of what material one degree Fahrenheit? 

Last Answer : ANSWER: WATER

Description : Which of the following terms refer to the amount of heat needed to raise the temperature of a unit mass of a substance through one degree? w) Heat of fusion x) Liquification heat y) Internal heat z) Specific heat

Last Answer : ANSWER: Z -- SPECIFIC HEAT

Description : At what point is the temperature the same on the Celsius and Fahrenheit scales? w) Absolute zero x) Zero y) Negative 40 degrees z) Never

Last Answer : ANSWER: Y -- NEGATIVE 40 DEGREES

Description : The first instrument used for measuring temperature was the gas thermoscope invented by: w) Celsius x) Galileo y) Centigrade z) Fahrenheit

Last Answer : ANSWER: X -- GALILEO

Description : What changes will happen to a bowl of ice and water kept at exactly zero degree Celsius? (1) All ice will melt (2) All water will become ice (3) No change will happen (4) Only some ice will melt

Last Answer : (3) No change will happen Explanation: Fresh water cooled to zero (0) degree Celsius and subjected to additional loss of heat energy normally will freeze. A mixture of fresh water and ice ... the usual freezing point while remaining liquid. Such cloud droplets are composed of super cooled water.

Description : What changes will happen to a bowl of ice and water kept at exactly zero degree Celsius ? (1) All ice will melt (2) All water will become ice (3) No change will happen (4) Only some ice will melt

Last Answer : No change will happen

Description : The radiator of a room contains 10 kilogram of water. If the water gives off 50,000 calories of heat to the room, the drop in temperature of the water is: w) 1 degree Celsius x) 2 degrees Celsius y) 5 degrees Celsius z) 10 degrees Celsius

Last Answer : ANSWER: Y -- 5 DEGREES CELSIUS

Description : The _________ is defined as the amount of heat required to change the temperature of 1 gram of water by 1 Celsius degree.  a. specific heat  b. latent heat  c. Joule  d. calorie

Last Answer : calorie

Description : If the temperature of the atmosphere rose 50 degr on a Fahrenheit thermometer, the rise on a Celsius thermometer would have been: w) 90 degrees x) 82.3 degrees y) 50.3 degrees z) 27.8 degrees

Last Answer : ANSWER: Z -- 27.8 DEGREES

Description : What is the term used to measure the intensity of solar radiation and is equal to one gram calorie per square centimeter per minute?

Last Answer : ANSWER: LANGLEY

Description : The amount of heat required to raise the temperature of 1 pound of water by 1°F is called ______.  A. Calorie  B. Joule  C. BTU  D. Kilocalorie

Last Answer : BTU

Description : The amount of heat required to raise the temperature of 1kg of water through 1 °C is called ______.  A. Calorie  B. Joule  C. BTU  D. Kilocalorie

Last Answer : Kilocalorie

Description : The energy required to melt one mole of a solid at its melting point is called one of the following. w) the molar heat of fusion x) the molar hear of vaporization y) the molar heat of capacity z) the melting point

Last Answer : ANSWER: W -- THE MOLAR HEAT OF FUSION

Description : What refers to the amount of heat needed to raise the temperature of an object by one degree Celsius or 1K?  A. Heat capacity  B. Specific heat  C. Latent heat  D. Molar heat

Last Answer : Heat capacity

Description : How much mechanical work must be done to completely melt 1 gram of ice at 0°C? (1) 4.2 J (2) 80 J (3) 336 J (4) 2268 J

Last Answer : (2) 80 J Explanation: When water at 0 degree Celsius freezes, each gram of water gives off 80 calories. The temperature of the water stays at 0 degree C until every drop has frozen. When ... heat-80 calories for each gram of ice-and its temperature remains unchanged until it has completely melted.

Description : How much mechanical work must be done to completely melt 1 gram of ice at 0°C ? (1) 4.2 J (2) 80 J (3) 336 J (4) 2268 J

Last Answer : 80 J

Description : Ten calories of heat are added to 2 grams of water. The temperature of the water rises to a total of how many degrees? Is it: w) 2 degrees Celsius x) 5 degrees Celsius y) 10 degrees Celsius z) 20 degrees Celsius

Last Answer : ANSWER: X -- 5 DEGREES CELSIUS

Description : A wooden board 2 meters long, 30 centimeters wide and 4 centimeters thick floats in water with 1 centimeter of its thickness above the surface. The mass of the board is: w) 1.8 kilograms x) 18 kilograms y) 24 kilograms z) 176 kilograms

Last Answer : ANSWER: X -- 18 KILOGRAMS

Description : A round viewing window with a 20 centimeter diameter is installed in a tank at the Shedd Aquarium. It is 5 meters below the water surface. The force on the window is approximately: w) 1,500 Newtons x) 10,000 Newtons y) 25,000 Newtons z) 50,000 Newtons

Last Answer : ANSWER: W -- 1,500 NEWTONS

Description : The SI unit of pressure is the: w) Torr x) dyne per centimeter squared y) atmosphere z) pascal

Last Answer : ANSWER: Z -- PASCAL

Description : A copper rod which is 1 centimeter in diameter carries a current of 5 amps. The current is distributed uniformly throughout the rod. The magnetic field half way between the axis of the rod and its ... ) zero. x) pointing radially outward y) pointing radially inward z) circles the axis of the rod

Last Answer : ANSWER: Z -- CIRCLES THE AXIS OF THE ROD

Description : What term defines the amount of heat needed to raise the temperature of one gram of matter by one degree C.

Last Answer : ANSWER: SPECIFIC HEAT (OR HEAT CAPACITY)

Description : If a piece of metal at -20 degrees Celsius is added to an ice and water mixture in equilibrium at 0 degrees Celsius, the amount of ice will: w) Increase x) Remain the same y) Decrease

Last Answer : ANSWER: W -- INCREASE

Description : How much energy would be required to raise one liter of water by one degree celsius?

Last Answer : The definition of a calorie is the amount of energy (heat) toraise 1 g of water by 1 degree C. Here you have 1 liter, which is1000 ml, and if you assume a density of 1g/ml, you have 1000 g ofwater. ... as 1 kcal. In joules, it will be 1000calories x 4.184 joules/calorie = 4184 joules = 4.184 kJ.

Description : How much energy would be required to raise one liter of water by one degree celsius?

Last Answer : The definition of a calorie is the amount of energy (heat) toraise 1 g of water by 1 degree C. Here you have 1 liter, which is1000 ml, and if you assume a density of 1g/ml, you have 1000 g ofwater. ... as 1 kcal. In joules, it will be 1000calories x 4.184 joules/calorie = 4184 joules = 4.184 kJ.

Description : The amount of heat required to change a boiling liquid to a gas at the same temperature depends on one of the following properties of the liquid. Does it depend on the liquid's: w) heat of fusion x) heat of vaporization y) temperature z) density

Last Answer : ANSWER: X -- HEAT OF VAPORIZATION

Description : One calorie is the heat required to raise the temperature of 1g of water by how many degrees?

Last Answer : 1°C

Description : _________ is the quantity of heat required to raise the temperature of one pound of water 1 F˚ from 63 ˚F to 64 ˚F.  a. one Joule  b. one calorie  c. one watt  d. one BTU

Last Answer : one BTU

Description : Which of the following units of energy is the smallest: w) calorie x) Joule y) erg z) electron-volt

Last Answer : ANSWER: Z -- ELECTRON-VOLT 

Description : __________ temperature scale assigns 0° to the 'ice point' and 80° to the 'steam point'. (A) Celsius (B) Rankine (C) Reaumur (D) Fahrenheit

Last Answer : (C) Reaumur

Description : Determine the amount of heat required to produce 1Kg of steam at a pressure of 7 bar, at a temperature 29 degree Celsius, under the following . (i) When the steam is wet having dryness fraction 0.87 (ii) When the steam is dry saturated Assume specific heat = 2.35KJ/KgK 

Last Answer : P 7bar T 29ᵒC x=0.9 m =1kg C p =2.35 KJ/KgK At pressure 7 bar saturation Temp T sat =165 ᵒC h f =697.2 KJ/Kg h fg= 2064.8 KJ/Kg i) Heat required when steam is wet ... ) When the stem is dry saturated hg=hf+hfg =2762 kj Heat actually required = 2762-121.8 = 2640.2 kj

Description : If water is warmed from 0 degrees Celsius to 6 degrees Celsius, which of the following things happen. Will the water: w) expand steadily x) contract steadily y) expand at first and then contract z) contract first then expand

Last Answer : ANSWER: Z -- CONTRACT FIRST THEN EXPAND

Description : Estimate the number of atoms comprising a silicon chip that is 0.2 millimeters by 0.2 millimeters by 0.1 millimeters, given that the density of silicon is 2.34 grams per cubic centimeter, the number of atoms in a gram-weight is approximately 6 x 1023 atoms, and the atomic weight of silicon is 28:

Last Answer : ANSWER: 2 x 1017

Description : At zero degrees Celsius and one atmosphere (STP), the volume of a gas is 1,000 milliliters. If the temperature is increased to 25 degrees Celsius and the pressure is doubled, what is the new volume of the gas? w) 546 milliliters x) 500 milliliters y) 1,000 milliliters z) 273 milliliters

Last Answer : ANSWER: W -- 546 MILLILITERS

Description : A gas at 0 degrees C and at normal atmospheric pressure has a volume of 273 cubic centimeters. If it is held at constant pressure until its volume is doubled, its temperature will be which one of the ... it be w) 2 degrees Celsius x) 200 degrees Celsius y) 273 degrees Celsius z) 546 degrees Celsius

Last Answer : ANSWER: Y -- 273 DEGREES CELSIUS

Description : What is 20 degrees Celsius in degrees Kelvin? w) 70 degrees x) 293 degees y) 100 degrees z) 212 degrees

Last Answer : ANSWER: X -- 293 DEGREES

Description : A rise in temperature of 20 Kelvin degrees is equal to a rise of: w) 20 degrees Celsius x) 36 degrees Celsius y) 68 degrees Celsius z) 293 degrees Celsius

Last Answer : ANSWER: W -- 20 DEGREES CELSIUS

Description : The earth's average density is: w) 2.82 grams per cubic centimeter x) 4.75 grams per cubic centimeter y) 5.52 grams per cubic centimeter z) 10.5 grams per cubic centimeter 

Last Answer : ANSWER: Y -- 5.52 GRAMS PER CUBIC CENTIMETER

Description : Which is the longest? w) a kilometer x) a centimeter y) a dekameter z) a terameter 

Last Answer : ANSWER: Z -- A TERAMETER

Description : If the temperature on Celsius scale is 0 degree, what will it be on Fahrenheit scale ?

Last Answer : If the temperature on Celsius scale is 0 ° degree it will be 32 Fahrenheit on Fahrenheit scale.

Description : How much in Celsius is 5 degree es in Fahrenheit?

Last Answer : 5 degree from celsius in Fahrenheit is 415 degree Fahrenheit to celsius is -15

Description : What is degree Celsius in Fahrenheit?

Last Answer : 62ºC = 143.6ºF

Description : What is degree Celsius in Fahrenheit?

Last Answer : 62ºC = 143.6ºF

Description : In one degree Celsius are how many Fahrenheit?

Last Answer : 33.8 degrees Fahrenheit.

Description : At what temperature are Celsius and Fahrenheit equal? A. -40 degree (Answer) B. 40 degree C. -10 degree D. 10 degree

Last Answer : A. -40 degree (Answer)

Description : Which of the following is standard temperature and pressure (STP)?  A. 0 degree Celsius and one atmosphere  B. 32 degree Fahrenheit and zero pressure  C. 0 degree Kelvin and one atmosphere  D. 0 degree Fahrenheit and zero pressure

Last Answer : 0 degree Celsius and one atmosphere

Description : The specific heat at constant volume is  A. the amount of heat required to raise the temperature of unit mass of gas through one degree, at constant pressure  B. the amount of heat required to raise ... to raise the temperature of 1 kg of water through one degree  D. any one of the above

Last Answer : Answer: B

Description : How many calories are required to raise the temperature of 20 grams of water from 40 degrees to 60 degrees? w) 40 cal x) 400 cal y) 20 cal z) 200 cal

Last Answer : ANSWER: X -- 400 cal

Description : The amount of heat required to raise the temperature of the unit mass of gas through one degree at constant volume, is called  A.specific heat at constant volume  B.specific heat at constant pressure  C.kilo Joule  D.none of these

Last Answer : Answer: A