Download The World of Science - Portola Middle School

The World
of Science
What Is Science?
Science is the study of
the world around us.
scientists
• Whenever you observe the world
around you and ask questions, you are
acting like a scientist.
• WHAT DO SCIENTISTS DO?
– Question what they see & wonder what
makes things the way they are
– Attempt to find answers to their
questions
scientists
• The goal of science is to understand the
world around us. To achieve this goal,
scientists:
– Make observation and ask questions.
– They devise ways of finding answer to those
questions
– They gather evidence to support their
findings and draw conclusions.
Scientific method
• A series of steps that scientists
take in order to answer a
question.
What are the major branches
of science?
Physical Science
Life Science
Earth Science
What Is Life Science?
• Life science is the study of
living things (organisms).
• Life science is also called
biology.
(Bio-= life, -logy= study of)
Zoology
Anatomy/Physiology
Botany
Ornithology
Ichthyology
What Is Earth Science?
• Earth science is the study of
earth and space.
• Some branches of earth
science are:
– Geology (geo-: earth).
– Astronomy (astr-: star)
– Oceanography (-graph: picture)
What Is Physical Science?
• Physical science is the
study of matter & energy.
• Some branches of physical
science are:
– Chemistry: atoms,
elements, molecules…
– Physics: gravity,
pressure, electricity…