Definitions

Learn the basic terms to endeavour the journey of Chemistry

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  1. It is the study of the interactions of matter with other matter and with energy

    2.

    Missing Word
    Correct Answer:
    Chemistry

    Reference

    https://2012books.lardbucket.org/pdfs/beginning-chemistry.pdf

  2. It is anything that has mass and takes up space

    3.

    Missing Word
    Correct Answer:
    Matter

    Reference

    https://2012books.lardbucket.org/pdfs/beginning-chemistry.pdf

  3. They are the characteristics that describe matter as it exists

    4.

    Missing Word
    Correct Answer:
    Physical properties

    Reference

    https://2012books.lardbucket.org/pdfs/beginning-chemistry.pdf

  4. They are the characteristics of matter that describe how matter changes form in the presence of other matter

    5.

    Missing Word
    Correct Answer:
    Chemical properties

    Reference

    https://2012books.lardbucket.org/pdfs/beginning-chemistry.pdf

  5. It occurs when a sample of matter changes one or more of its physical properties

    6.

    Missing Word
    Correct Answer:
    Physical change

    Reference

    https://2012books.lardbucket.org/pdfs/beginning-chemistry.pdf

  6. it is the process of demonstrating a chemical property

    7.

    Missing Word
    Correct Answer:
    Chemical change

    Reference

    https://2012books.lardbucket.org/pdfs/beginning-chemistry.pdf

  7. It is a sample of matter that has the same physical and chemical properties throughout

    8.

    Missing Word
    Correct Answer:
    substance

    Reference

    https://2012books.lardbucket.org/pdfs/beginning-chemistry.pdf

  8. It is the simplest type of chemical substance; it cannot be broken down into simpler chemical substances by ordinary chemical means.

    9.

    Missing Word
    Correct Answer:
    Element

    Reference

    https://2012books.lardbucket.org/pdfs/beginning-chemistry.pdf

  9. It is a combination of more than one element.

    10.

    Missing Word
    Correct Answer:
    Compound

    Reference

    https://2012books.lardbucket.org/pdfs/beginning-chemistry.pdf

  10. It is the physical combinations of more than one substance

    11.

    Missing Word
    Correct Answer:
    mixtures

    Reference

    https://2012books.lardbucket.org/pdfs/beginning-chemistry.pdf

  11. It is a mixture composed of two or more substances

    12.

    Missing Word
    Correct Answer:
    Heterogeneous mixture

    Reference

    https://2012books.lardbucket.org/pdfs/beginning-chemistry.pdf

  12. It is a combination of two or more substances that is so intimately mixed that the mixture behaves as a single substance

    13.

    Missing Word
    Correct Answer:
    Solution

    Explanation

    Solution is also called homogeneous mixture

    Reference

    https://2012books.lardbucket.org/pdfs/beginning-chemistry.pdf

  13. A combination of two or more substances that is so intimately mixed that the mixture behaves as a single substance

    14.

    Missing Word
    Correct Answer:
    homogeneous mixture

    Reference

    Beginning Chemistry v. 1.0

  14. An element that conducts electricity and heat well and is shiny, silvery, solid, ductile, and malleable

    15.

    Missing Word
    Correct Answer:
    Metal

    Reference

    Beginning Chemistry v. 1.0

  15. An element that exists in various colors and phases, is brittle, and does not conduct electricity or heat well

    16.

    Missing Word
    Correct Answer:
    Nonmetal

    Reference

    Beginning Chemistry v. 1.0

  16. An element that has properties of both metals and nonmetals

    17.

    Missing Word
    Correct Answer:
    Semimetals

    Explanation

    also called metalloids

    Reference

    Beginning Chemistry v. 1.0

  17. The process of knowing about the natural universe through observation and experiment

    18.

    Missing Word
    Correct Answer:
    science

    Reference

    Beginning Chemistry v. 1.0

  18. An educated guess about how the natural universe works

    19.

    Missing Word
    Correct Answer:
    hypothesis

    Explanation

    A scientist who is familiar with how part of the natural universe works—say, a chemist—is interested in furthering that knowledge. That person makes a reasonable guess—a hypothesis—that is designed to see if the universe works in a new way as well>

    Reference

    Beginning Chemistry v. 1.0

  19. A test of the natural universe to see if a guess (hypothesis) is correct

    20.

    Missing Word
    Correct Answer:
    Experiment

    Reference

    Beginning Chemistry v. 1.0

  20. A general statement that explains a large number of observations

    21.

    Missing Word
    Correct Answer:
    Theory

    Reference

    Beginning Chemistry v. 1.0

  21. A specific statement that is thought to be never violated by the entire natural universe

    22.

    Missing Word
    Correct Answer:
    Law

    Explanation

    A scientific law is the highest understanding of the natural universe that science has and is thought to be inviolate.

    Reference

    Beginning Chemistry v. 1.0

  22. A description of the quality of an object

    23.

    Missing Word
    Correct Answer:
    Qualitative

    Explanation

    For example, physical properties are generally qualitative descriptions: sulfur is yellow, your math book is heavy, or that statue is pretty

    Reference

    Beginning Chemistry v. 1.0

  23. A description of a specific amount of something

    24.

    Missing Word
    Correct Answer:
    Quantitative

    Explanation

    It means knowing how much of something is present, usually by counting or measuring it. As such, some quantitative descriptions would include 25 students in a class, 650 pages in a book, or a velocity of 66 miles per hour.

    Reference

    Beginning Chemistry v. 1.0



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