What temperature is twice as hot as 10 degrees Celsius quizlet?
A liquid at 20 C is twice as hot as the liquid at 10 C. The degrees on the Celsius scale are larger than degrees on the Fahrenheit scale.
What is the temperature that is the same numerical value on both the Fahrenheit and Celsius scale quizlet?
Celsius and Fahrenheit temperature scale gives the same numerical value at − 40 -40 −40.
Which of the following has the greatest value for liquid water?
Cards
| Term On the Celsius temperature scale … | Definition the numbers relate to the boiling and freezing of water |
|---|---|
| Term Which of the following has the greatest value for liquid water? a) latent heat of fusion b) latent heat of vaporization c) both are equivalent d) all of the above | Definition B |
•Apr 18, 2008
What form of heat transfer will warm your body without warming the air in a room?
What form of heat transfer will warm your body without warming the air in a room? Radiation.
Is 40c twice as hot as 20C?
A temperature of 40 degrees is twice that of 20 degrees no matter which scale it is measured on.
Which of these units of temperature is larger?
The Celsius degree is larger because there are 100 Celsius degrees between the freezing and boiling points of water, but there are 180 Fahrenheit degrees between the same points.
What absolute temperature do the Celsius and Fahrenheit temperature scales give the same numerical value what is the value?
Celsius and Fahrenheit are two temperature scales. The Fahrenheit and Celsius scales have one point at which they intersect. They are equal at -40 °C and -40 °F.
At what absolute temperature do the Celsius and Fahrenheit scales give the same numerical value what is the value?
The absolute zero value on the Celsius scale is −273.15∘C. Therefore, the temperature at which both the Celsius and Fahrenheit scales are the same in −40∘.
What has highest specific heat value?
Liquid water has one of the highest specific heat capacities among common substances, about 4184 J⋅kg−1⋅K−1 at 20 °C; but that of ice, just below 0 °C, is only 2093 J⋅kg−1⋅K−1.
Which of the following has the highest specific heat?
Hence only Hydrogen has highest specific heat capacity.
How does convection transfer heat?
Convection. Convective heat transfer is the transfer of heat between two bodies by currents of moving gas or fluid. In free convection, air or water moves away from the heated body as the warm air or water rises and is replaced by a cooler parcel of air or water.
Which object has the greater heat capacity?
Liquid water has one of the highest specific heat capacities among common substances, about 4184 J⋅kg−1⋅K−1 at 20 °C; but that of ice, just below 0 °C, is only 2093 J⋅kg−1⋅K−1.
Which is colder 0 C or 0 F?
freezing levels Below the line, the air is warmer than 0°C. The freezing level is the height where the air is 0 degrees Celsius (0 °C) or 32 degrees Fahrenheit (32 °F). Higher than the freezing level, the air is colder. Lower than the freezing level, the air is warmer.
Is 20 degrees Celsius hot or cold?
Warm Temperature
| Temperature °C | What might be at this temperature | How it feels |
|---|---|---|
| 10 | Cold | |
| 15 | Cool | |
| 20 | Room indoors | Warm |
| 25 | Warm room | Warm to hot |
Which is hotter Celsius or Kelvin?
Because the difference between the freezing point of water and the boiling point of water is 100° on both the Celsius and Kelvin scales, the size of a degree Celsius (°C) and a kelvin (K) are precisely the same.
In what temperature scale does water boil at 100 ∘?
Celsius scale On the Celsius scale, water boils at 100°, so if the water is not boiling and the measurement is over 100°, then it cannot be Celsius. The correct answer is Fahrenheit.
For which value of the temperature will the value of Fahrenheit scale and Kelvin scale be equal?
Fahrenheit to Kelvin Conversion Table. You can also estimate a temperature by looking up the closest value on a conversion table. There is a temperature where the Fahrenheit and Celsius scales read the same temperature. Fahrenheit and Kelvin read the same temperature at 574.25.
At what temperature do the Kelvin and Fahrenheit scale readings will be same?
570 The temperature at which Fahrenheit and Kelvin scales give the same reading is 570.
At what temperature is the Fahrenheit scale reading equal to a twice that of the Celsius scale and B half that of the Celsius scale?
The point at which the temperature in Fahrenheit is exactly twice that in Celsius is 320° Fahrenheit, which is equal to 160° Celsius.
At which temperature the Celsius and Fahrenheit scale readings show a difference of 40 degree?
Answer: Temperature at 40 degrees Celsius is equal to the temperature at 104 degrees Fahrenheit. Let's understand the conversion between Celsius and Fahrenheit scales in detail.
Which of the following metals has the highest specific heat capacity at 100 deg C?
The correct answer is 2, i.e. Aluminum. Thermal capacity is the amount of heat required to increase the temperature of an object by one degree.
Which of the following contains the highest heat energy?
∴ 10 g of water has highest heat capacity.
What is conduction and convection?
Conduction is the transfer of thermal energy through direct contact. Convection is the transfer of thermal energy through the movement of a liquid or gas.
How are conduction convection and radiation different conduction transfers thermal energy?
While conduction is the transfer of heat energy by direct contact, convection is the movement of heat by actual motion of matter; radiation is the transfer of energy with the help of electromagnetic waves.
Which has a greater specific heat capacity an object that cools quickly or an object of the same mass that cools more slowly?
Which has the greater specific heat capacity: an object that cools quickly or an object of the same mass that cools more slowly? The slowly-cooling object has the greater specific heat capacity.
Is 100 Celsius cold or hot?
Boiling at 100 °C When the temperature is negative, i.e. below 0 °C, then we know that it is so cold that water will freeze. Water will always be ice below 0 °C, liquid from 1 to 99 °C, and steam from 100 °C upwards.
Which is warmer C or F?
When two objects of different temperatures are in contact – the warmer object becomes colder while the colder object becomes warmer. This means that heat flows from the warmer to the colder object….Celsius vs. Fahrenheit.
| Temperature | |
|---|---|
| oC | oF |
| 20 | 68 |
| 25 | 77 |
| 30 | 86 |
Is 60 cold or hot?
61 degrees Fahrenheit is close to room temperature. Whether it feels hot or cold depends on the individual but it is not hot enough to boil water or cold enough to freeze it, and it is a temperature that many people acclimated to a temperate climate would feel comfortable in.
Is 50 degrees Celsius hot or cold?
At 50C – halfway to water's boiling point and more than 10C above a healthy body temperature – heat becomes toxic. Human cells start to cook, blood thickens, muscles lock around the lungs and the brain is choked of oxygen. In dry conditions, sweat – the body's in-built cooling system – can lessen the impact.
Which is colder 0 C or 0 K?
kelvin A temperature scale that has units the size of those on the Celsius scale. The difference, 0 kelvin is absolute zero. By contrast, 0 kelvin is equal to -273.15 Celsius. So 0 Celsius is equal to 273.15 kelvins.