Cohesion and Adhesion Quiz

A substance made of two or more atoms that are joined together.

• Molecule

• Element

• Meniscus

• Surfactant

Tags

NGSS.MS-PS1-1

A substance made of two or more different elements. Example: H₂O, CO₂

• Molecule

• Compound

• Surface Tension

• Surfactant

Tags

NGSS.MS-PS1-1

Describe COHESION.

• Water molecules attracted to other substances.

• Water molecules climbing upwards against the force of gravity.

• Water molecules dissolving many substances because of its polarity.

• Water molecules attracted to other water molecules.

Describe ADHESION.

• Water molecules attracted to other substances.

• Water molecules climbing upwards against the force of gravity.

• Water molecules dissolving many substances because of its polarity.

• Water molecules attracted to other water molecules.

Describe SURFACE TENSION.

• Water molecules climbing upwards against the force of gravity.

• Water molecules dissolving many substances because of its polarity.

• Measure of how difficult it is to break the surface of a liquid.

• Water molecules attracted to other substances.

Describe CAPILLARY ACTION.

• Measure of how difficult it is to break the surface of a liquid.

• Water molecules climbing up against the force of gravity.

• Water molecules attracted to other substances.

• Water molecules dissolving many substances because of its polarity.

What is a MENISCUS?

• A substance made of two or more atoms joined together.

• The unequal sharing of electrons that creates a slightly positive and negative side of a molecule.

• The curved upper surface of a liquid in a graduated cylinder.

• Anything that weakens hydrogen bonds decreasing the surface tension.

What two forces are working together to form the DOME (bubble) on the penny in the penny lab?

• Cohesion and Surface Tension

• Cohesion and Adhesion

• Surfactant

• Adhesion and Surface Tension

When two water droplets come together to form a bigger droplet, this is an example of...

• Adhesion

• Cohesion

• Surfactant

• Meniscus

A water droplet sticking to a glass is an example of...

• Cohesion

• Adhesion

• Surfactant

• Meniscus