Temperature and heat 7th

What is temperature?

• It is a property of the object that is related to the agitation of its particles.

• It´s the warmth of an object.

• It´s the difference between an object´s heat and cold.

• It´s the amount of heat an object has.

Heat is ...

• ... a property of the object.

• ... the same as temperature.

• ... the absence of cold.

• ... the energy transferred between objects at different temperatures.

When we put a spoon in the hot coffee ...

• ... the spoon heats up, because the coffee transfers heat to the spoon.

• ... its temperature remains the same.

• ... the spoon gets colder.

• ... the coffee temperature remains the same.

When on a cold day we open the window ...

• ... the cold enters.

• ... the cold goes out.

• ... the heat comes out.

• ... none of the options.

We say that two objects brought into contact reach thermal equilibrium when ...

• ... one of the objects gets hotter.

• ... they remain with the same temperature.

• ... the two objects are at the same temperature.

• ... objects increase their temperatures.

Is it correct to say that heat and temperature are synonymous?

• False.

• True.

What is the unit of heat measurement in the International System of Units?

• joule

• ⁰Fahrenheit

• ⁰Celsius

• Kelvin