Adhesion, Cohesion & Surface Tension

Front

What is adhesion?

Back

Water's ability to stick to other substances.

Front

What is cohesion?

Back

Water's ability to stick to itself.

Front

What is surface tension?

Back

The force that allows the surface of a liquid to resist an external force.

Front

Which end of the water molecule has a slightly positive charge?

Back

The hydrogen end.

Front

What is the gaseous form of water called?

Back

Water vapor.

Front

What is an example of adhesion?

Back

Water sticking to the surface of a glass.

Front

What is an example of cohesion?

Back

Water droplets forming on a leaf.

Front

What is capillary action?

Back

The ability of water to flow in narrow spaces without the assistance of external forces.

Front

How does surface tension allow a paperclip to float on water?

Back

The surface tension creates a barrier that supports the weight of the paperclip.

Front

What role does temperature play in surface tension?

Back

Higher temperatures generally decrease surface tension.