Changes of State of Water and Water Cycle

What processes does X and Y represent?

• X: Evaporation Y: Condensation

• X: Boiling Y: Melting

• X: Condensation Y: Melting

• X: Condensation Y: Freezing

Which process does A and B represent?

• A: Evaporation B: Precipitation

• A: Evaporation B: Condensation

• A: Precipitation B: Condensation

• A: Condensation B: Evaporation

Evaporation of hot water will take place in cup(s)____________.

• A only

• A and B only

• B and C only

• A, B and C

Which process(es) involve a heat gain?

(You can choose more than one answer)

• Evaporation

• Condensation

• Melting

• Boiling

• Freezing

Which process(es) involve a heat loss?

(You can choose more than one answer)

• Evaporation

• Condensation

• Melting

• Boiling

• Freezing

Evaporation takes place at _____________.

• 100^oC

• 0^oC

• Any temperature as long as there is heat gain

• Room temperature

The temperature of a melting ice cube is ______________.

• 100^oC

• 0^oC

• increasing

• decreasing

During boiling, the temperature of the water is (a) _____________ and there is a change of state from (b) _______________.

• (a) 100^oC (b) liquid to gas

• (a) 100^oC (b) gas to liquid

• (a) 0^oC (b) liquid to gas

• (a) 0^oC (b) liquid to gas

Which part of the graph shows that ice is melting?

• AB

• BC

• CD

Which shirt will dry the fastest?

• Shirt A.

• Shirt B

• Shirt C