Exit Ticket - Water Molecule

Which of the following is the correct chemical formula for water?

• HO₂

• H₂O

• OH

• H₂O₂

Tags

NGSS.MS-PS1-1

Which part of a water molecule is partially positive?

• Hydrogen

• Oxygen

When a molecule has a slightly positive end and a slightly negative end, this is known as _____.

• cohesion

• adhesion

• polarity

• covalence

Water molecules sticking to other water molecules is known as _____.

• Adhesion

• Cohesion

• Specific Heat

• Surface Tension

Water molecules sticking to other substances is called _____.

• Adhesion

• Surface Tension

• Cohesion

• Polarity

In this picture, water molecules are sticking to the pine needles. Which property of water molecules does this show?

• Adhesion

• Cohesion

• Polarity

• Surface Tension

Which property of water explains why water molecules for drops instead of spreading out?

• Surface Tension

• Polarity

• Cohesion

• Adhesion