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What is a measure of how hot or cold a substance is?
temperature. a measure of how hot or cold something is; specifically a measure of the average kinetic energy of the particles in an object.
How is cold temperature measured?
Temperature can be expressed using a temperature scale, which allows us to measure and quantify how hot or cold something is. The scale most frequently used around the world is the Celsius scale.
What is used to measure temperature?
thermometer
A thermometer is a device used for measuring temperature.
How is temperature defined in chemistry?
Temperature is a measure of the average kinetic energy of the atoms or molecules in the system. The water molecules in a cup of hot coffee have a higher average kinetic energy than the water molecules in a cup of iced tea, which also means they are moving at a higher velocity.
Which is the quantity that tells how warm or cold a body is?
1 . The quantity that tells how warm or cold a body is with respect to some standard body is called A) heat. B) internal energy. C) temperature. D) molecular kinetic energy. 2. The internal energy that is transferred from one body to another because of a temperature difference is called A) heat.
What does the temperature of the body tell us?
The temperature of the body tells us how hot or cold a body is. When two systems are in thermal equilibrium, we say that they have the same temperature. Conversely, the temperature is that property of a system that equals that of another system when the two systems are in thermal equilibrium.
When do you use the word Heat in relation to temperature?
Often heat is used when what is really meant is temperature or perhaps internal energy. When we hear about the heat in relation to weather, or when cooking instructions indicate”heat at 300 degrees,” it is the temperature that is being discussed.
What happens to heat when it enters the body?
“Heat is a form of energy that flows between a system and its environment by virtue of a temperature difference between them.”Heat is, therefore, called the energy in transient. Once the heat enters a body, it becomes its internal energy and no longer exists as heat energy.