REVIEW SCIENTIFIC METHOD

Steps to the sm Question/Problem Research Hypothesis: prediction based on prior knowledge NOT AN EDUCATED GUESS Conduct the experiment Collect and organize Data Analysis Conclusion

INTRODUCTION TO EARTH SCIENCE Ch. 1

Areas of earth science Earth Science v Astronomy Geology Oceanography Meteorology

Areas of earth science Earth Science Astronomy The study of objects beyond the atmosphere including the universe and bodies in it.

Areas of earth science Earth Science Meterology The study of the air around the earth, the forces that cause weather, and the resulting climate.

Areas of earth science Earth Science Geology The study of the materials that make up the earth and the processes that change and form the earth.

Areas of earth science Earth Science Oceanography The study of the earth’s oceans, and forces within the water.

Earths systems Earth’s systems v Biosphere Lithosphere Hydrosphere Atmosphere

Areas of earth science Earth’s System s Biosphere All the organisms on earth and the environment they live in.

Areas of earth science Earth’s System s Lithosphere Rigid outer shell of the planet and includes the crust and the mantle.

2 kinds of crust Continental crust – made of granite Oceanic crust – made of basalt/denser granite

Areas of earth science Earth’s System s Hydrosphere All of the water in Earth’s oceans, seas, lakes, rivers, glaciers, and atmosphere. 97% is salt water.

Areas of earth science Earth’s System s Atmosphere Blanket of gases surrounding the Earth. 78% Nitrogen, 21% Oxygen