01 Water Filtration Vocabulary Quiz

What does 流れる（ながれる） mean?

• Absorb

• Sink

• Float

• Flow

What does ろ過（ろか） refer to?

• Filtering

• Heating

• Dissolving

• Mixing

What is the meaning of 水分（すいぶん）?

• Contaminant

• Salt

• Moisture

• Pressure

What is 吸着（きゅうちゃく） in filtration?

• Absorption

• Adsorption

• Compression

• Evaporation

What does 通過（つうか） mean in water flow?

• Evaporation

• Passing through

• Separation

• Cooling

What does 沈殿（ちんでん） describe?

• Floating

• Dissolving

• Sedimentation

• Heating

What is the function of 炭（すみ） in a water filter?

• Add smell

• Remove odor

• Change color

• Increase flow

What material is meant by 砂利（じゃり）?

• Charcoal

• Gravel

• Sand

• Powder

What is the purpose of 細かい砂（こまかいすな）?

• Add color

• Filter fine particles

• Absorb smell

• Heat water

What does 汚れた水（よごれたみず） mean?

• Clean water

• Tap water

• Contaminated water

• Cold water