L3 -phys

We use temperature in...

• Weather

• Health

• Cooking

• All of the above

What tool do we use to measure temperature?

• Thermometer

• Ruler

• Balance

Convert: 253 °C to K:

HINT ( Tk=Tc+273.15 )

• 526 K

• 0 K

• 186 K

A measure of the average kinetic energy of the individual particles in an object is called:

• temperature

• thermal energy

• conduction

High temperature is connected to:

• High kinetic energy.

• Low kinetic energy.

• Zero net energy.

Convert -40 degrees C to K degrees

• -321 K

• 233 K

• -233 K

Freezing point of water is

• 0 degrees C⁰

• 100 degrees C⁰

• minus 10 degrees C⁰

What is happening at freezing point?

• liquid to solid

• liquid to gas

What is the boiling point of water

• 100 C

• 0 c

What is happening at the boiling point?

• liquid to gas

• gas to liquid