Why Does Ice Float on Water

question 32

Multiple Choice

Why does ice float on water?

• A)Ice is hydrophobic and repels water.
• B)Water molecules have less mass as they become colder.
• C)Water molecules are spaced farther apart in ice than in liquid water.
• D)Vibrating electrons in liquid water push ice to the surface.
• E)Hydrogen bonds are weaker in ice.

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Definitions:

Blood

A vital fluid in organisms that transports necessary substances such as nutrients and oxygen to the cells and carries waste products away.

Thymus Gland

A primary lymphoid organ of the immune system, located in the upper anterior part of the chest cavity, playing a vital role in the development of T cells.

White Blood Cells

Cells of the immune system that help protect the body against infections and foreign invaders, including bacteria, viruses, and parasites.

Allergic Responses

The immune system’s hypersensitive reactions to normally harmless substances, such as pollen or food.