Physical sciences

Definition

Physical sciences are branches of natural science that study non-living systems, in contrast to life sciences. They include fields such as physics, chemistry, astronomy, and earth sciences.

5 Must Know Facts For Your Next Test

1. Physical sciences provide foundational knowledge for understanding biological processes at the molecular and atomic levels.
2. Chemistry is crucial in biology for studying biochemical reactions essential for life.
3. Physics principles help explain cellular mechanics, energy transfer, and thermodynamics in biological systems.
4. Earth sciences contribute to understanding ecosystems, climates, and environmental factors that affect living organisms.
5. Astronomy can impact biology by explaining phenomena like solar radiation which affects climate and life on Earth.

Review Questions

• How do physical sciences contribute to our understanding of biological processes?
• Why is chemistry important in the study of biology?
• In what ways do principles of physics apply to biological systems?

Related terms

Biochemistry: The branch of science concerned with the chemical processes within and related to living organisms.

Ecology:

The branch of biology that deals with the relations of organisms to one another and to their physical surroundings.

Thermodynamics:

The branch of physical science that deals with the relations between heat and other forms of energy.