Hydrophobic and Hydrophilic

When something is 'water fearing' it is....

• Hydrophobic
• Hydrophilic 
• Hydroelectric 
• Hydrochloric

Tags

NGSS.HS-PS1-2

If a surface absorbs and attracts water molecules it is....

• clear

• a leaf

• hydrophobic

• hydrophilic

Which picture shows a water droplet on a hydrophobic surface?

• A

• B

• neither

• both

Which picture shows a hydrophilic surface?

• A

• B

• neither

• both

Which of the pictures shows a water droplet on a surface that attracts water molecules?

• A

• B

• neither

• both

Which of the pictures shows a water droplet on a surface that REPELS water molecules

• A

• B

• neither

• both

Which pictures shows a water droplet on a glass surface?

• A

• B

• neither

• both

Which picture shows a water droplet on a lotus leaf?

• A

• B

• neither

• both

Which picture shows a water droplet on an oily surface?

• A

• B

• neither

• both

When people get ideas from plants or animals, it is called ________.

• a copy cat
• biomimicry
• stealing
• mimication

Tags

NGSS.1-LS1-1

NGSS.2-LS2-2