Introduction to Science and its Branches
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Questions and Answers

Which of the following is NOT a core component of the scientific method?

  • Analysis
  • Speculation (correct)
  • Observation
  • Experimentation

Which branch of science deals with the study of living organisms?

  • Earth Science
  • Biology (correct)
  • Physics
  • Chemistry

Which field of science studies matter, energy, and the forces governing the universe?

  • Chemistry
  • Biology
  • Earth Science
  • Physics (correct)

Which of these sciences is considered a social science?

<p>Sociology (D)</p> Signup and view all the answers

What does Earth science primarily study?

<p>The structure, processes, and history of Earth (A)</p> Signup and view all the answers

What is the study of fossils called?

<p>Paleontology (C)</p> Signup and view all the answers

Which of the following concepts is central to the study of chemistry?

<p>Atoms (B)</p> Signup and view all the answers

Which of the following is a key aspect of science?

<p>Constant revision based on new evidence (C)</p> Signup and view all the answers

What is the first step in the scientific method?

<p>Formulating a question about the observation (B)</p> Signup and view all the answers

What is a hypothesis?

<p>A testable explanation or prediction (A)</p> Signup and view all the answers

What is the purpose of an experiment?

<p>To test a hypothesis (A)</p> Signup and view all the answers

What is the process of assigning numerical values to physical quantities called?

<p>Measurement (B)</p> Signup and view all the answers

What standard of units is most commonly used in science?

<p>International System of Units (SI) (B)</p> Signup and view all the answers

What does accuracy refer to in measurement?

<p>How close a measurement is to the true value (A)</p> Signup and view all the answers

What is a scientific theory?

<p>A well-substantiated explanation of the natural world (C)</p> Signup and view all the answers

What does a scientific law describe?

<p>What happens (C)</p> Signup and view all the answers

Which tool is used to view objects too small for the naked eye?

<p>Microscope (B)</p> Signup and view all the answers

What is the purpose of peer review in scientific communication?

<p>To evaluate scientific articles by experts before publication (A)</p> Signup and view all the answers

Flashcards

Science

A systematic approach to understanding the natural world through observation & experimentation.

Hypothesis Testing

Testing a testable statement through experimentation.

Natural Sciences

Study of the physical world.

Biology

Study of living things.

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Chemistry

Study of matter and its properties.

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Physics

Study of matter, energy, and forces.

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Earth Science

Study of Earth's structure and history.

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Scientific Method

A methodical approach to investigate a problem.

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Hypothesis

A testable explanation or prediction based on an observation.

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Experiment

A designed procedure to test a hypothesis.

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Units

Standard quantities for expressing measurements (e.g., meters, kilograms, seconds).

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Accuracy

How close a measurement is to the true value.

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Precision

The repeatability of a measurement.

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Data Analysis

Summarizing and interpreting facts to draw conclusions.

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Scientific Theory

Explanation of natural world aspects supported by repeated testing.

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Scientific Law

Describes observed natural phenomenon, often mathematically.

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Peer Review

Evaluation of research articles by experts before publication.

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Scientific Ethics

Honesty, avoiding plagiarism, and not faking results.

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Study Notes

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Description

Explore the systematic study of the natural world through science. This lesson overviews the empirical nature of science, its constant evolution, and its main branches, including natural, social, formal, and applied sciences. Discover the foundations of biology as a key component of natural science.

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