Earth Science

1
Earth Science

• Unit 1 The Nature of Science

2
Earth Science

• Compare the areas of study in Earth science
• Identify Earth's Systems
• Explain the relationships between Earth's systems
• Explain why technology is important

3
The Scope of Earth Science

• Astronomy-the study of
• Meteorology--the study of
• Geology--the study of
• Oceanography--the study of
• Environmental Science

4
Earth's Systems

• Geosphere
• Atmosphere
• Hydrosphere
• Biosphere
• Technology
• Homework Section 1.1 assessment 1-7
• pp. 9
• vocabulary pp.6 Due Thursday, 08-3-2012

5
Investigations

• Visualizing Scientific Methodspp. 11
• Students will explore scientific methods
• Project
• Clearly indicate the purpose, the hypothesis, the
  independent and dependent variables, and the
  expected results.
• Use an Analogy Solve Crimes.

6
Homework

• Section 1.2 assessments, 1--7, pp16.
• Section 1.3--Vocabulary pp.17
• Section 1.3 assessments 1--6, pp.19
• Due on Friday, August 31, 2012.
• Quiz on Chapter 1, Tuesday Sept. 4, 2012

7
Methods of Scientists

• Section 1.2 Objectives
• Compare/contrast independent and dependent
  variables
• Explain the scientific notation

8
Scientific Method

• Question
• Research-Collect Information
• Form a hypothesis
• Design an experiment-test hypothesis
• Conduct the experiment
• Collect results--compare to expected results
• Draw a conclusion
• Report Results of experiment
• Accept or Reject hypothesis

9
Variables

• Independent Variable-manipulative
• Dependent Variable-responding
• Control--group that is compared to
• Controlled Variables--things that are kept the
  same

10
SI units of Measurement

• Length-- Meters
• Mass--- Grams
• Volume--- mL, cc,L

• Temperature-Celsius
• Time-seconds, minutes, hours,UTC
• Atomic clock

11
Scientific Notation

• Short-hand way to express numbers
• If decimal point is shifted to the left--the
  exponent is positive.
• ex 40000000000000000000004X10_
• If the decimal point is shifted to the right the
  exponent is negative
• ex 0.0000000001 1 X 10- m

12
Communication in Science

• Explain why precise communication is crucial in
  science

13
Communicating Results

• Lab Reports-experiments and investigations
• Graphs--representation of data
• Line Graphs
• Bar Graphs
• Models--Scientific models
• Theories and Laws.
• Quiz on Tuesday,Sept. 4, 2012