What is Earth Science

Created by ochocinco 

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science

study of

4 major sciences

chemistry, physics, life science, earth science

chemistry

the study of matter at the level of atoms and molecules

physics

the study of matter and motion

life science

the study of living things

areas of study in earth science

geology, meteorology, astronomy, oceanography

geology

the study of earth, its matter, and the processes that form and change the earth

meteorology

the study of weather and the forces and processes that cause it

astronomy

the study of objects in space including stars, planets, and comets

oceanography

the study of the earth's oceans

technology

the use of scientific discoveries (applied knowledge)

examples of how technology can cause problems

water pollution, soil, air, soil erasion, loss of job,weather pattern changes, loss of habitat for other organisms

theory

an explanation backed by results from repeated tests

law

a rule of nature that describes the behavior of something in nature

SI

international system of units

international standard of units

standard units used for measurement around the world.

mass

a measure of the amount of matter in an object

what mass is measured in

grams

matter

anything that takes up space and has mass

weight

a measure of gravitational force on a mass (mass x gravity = weight)

gravity

an attractive force that exists between all objects

area

the amount of surface included within a set of boundaries

volume

a measure of how much space an object occupies

density

a measure of the amount of matter that occupies a particular space.

formula of density

mass divided by volume

temperature

the measure of how hot or cold something is. It is measured with a thermometer

Kelvin

absolute zero = the coldest temperature when molecules quit moving; ice melts at 273 degrees, boiling at 373 degrees

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