G4 U5 Rainwater and End of Summer

Which letter shows the lower part?

• part A

• part B

• Both parts A and B

• It is hard to tell

Water flows from ​ (a)   place to ​ (b)   place.

• flat
• low
• high

Why do puddles not form in your bathroom? Choose the 2 BEST answers from the picture

• Water flows down the drain.

• There is a drier in the bathroom.

• Water evaporates fast.

• The drain is lower than the bathfloor.

Which has BIGGER particles or grains?

• 
• 
• Both have the same size of particles

• It is hard to tell

Which particles or grains will absorb or drain down more water?

• 
• 
• Both can absorb water equally.

• It is hard to tell

Which particles or grains will form more puddles?

• 
• 
• Both will form same amount of puddles.

• It is hard to tell

If the particles are​ (a)   Then the water will get absorbed ​ (b)  

(c)  

• 
• 
• bigger
• faster.
• smaller

Which is the BEST way to use water in this experiment?

• Use the same amount of water.

• Use more water in the soil.

• Use more water in the sand.

• It is hard to tell.

Which water will get lesser on a sunny day?

• the cup with wrap

• the cup without wrap

• The water will stay the same in both cups.

• It is hard to tell.

What happens to the water without wrap on a sunny day?

• It will become water vapor （水蒸気） in the air.

• It will become water droplet (水てき).

• No change will happen in the water.

• It is hard to tell.