Evaporation & Cooling

Which does not require constant heating?

• Boiling

• Evaporation

• Both

Which can occur at any temperature?

• Boiling

• Evaporation

• Both

Which process is faster?

• Boiling

• Evaporation

• Both

Tags

NGSS.MS-PS1-4

Which process is the change of state from liquid to gaseous?

• Boiling

• Evaporation

• Both

Tags

NGSS.MS-PS1-4

While water is boiling, the temperature stays at 100 C, no matter how much it is heating. Where is the heat going?

• Directly into the surroundings

• Back into the heat source

• Used to change the liquid to gas

• Used to change the solid to liquid

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

It takes energy to change a liquid to gas. What is this energy called?

• latent heat of fusion

• latent heat of vaporisation

• boiling point

• latent heat of evaporation

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

Why does evaporation have a cooling effect?

• The process sucks heat from the surroundings

• The liquid insulates the material

• The liquid is a good heat conductor

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

When does sweat help to cool you down?

• When it is coming out your pores

• When it is covering your skin

• When it is evaporating from your skin

Tags

NGSS.MS-PS1-4

Evaporation happens

• throughout the liquid

• at the surface of a liquid

Tags

NGSS.MS-ESS2-4

What effect does Evaporation cause ?

• Heating Effect

• Magnetic Effect

• Cooling Effect

• Warming Effect

Tags

NGSS.MS-PS3-4

NGSS.MS-PS3-5