A hypothesis is a statement that has already been confirmed by the results of a study.   tentative answer to a research question.   fact that has been known to exist.   scientific law that is often represented by a mathematical formula.   Question 2If the prediction “Participants who consume three alcoholic drinks within one […]

Describe the role of ozone in the atmosphere, chemistry homework help   Sources of pollutants: maybe talk about combustion as a way to explain chemical reactions, balancing equations, and ozone (and then try to work the kinetics bit in here), particulate matter and percent, ppm, and ppb

In your own words, describe the laws of thermodynamics. Explain how these scientific laws apply to energy use, energy conversions, and the need for energy efficiency. Describe the pros and cons of the following energy types, writing 1 paragraph for each: Fossil fuel: Oil, natural gas, and coal Nuclear energy Solar energy Wind power Water […]

Factors that affect the rate of chemical reactions include exposed surface area, temperature, reactant concentration, and the presence of catalysts or inhibitors. Describe how each of these, individually, affects the ability  of substances to take part in chemical reactions.

What is science? Describe the key elements of science. What is correlation in science? How is it different from a cause and effect relationship? Define scientific hypothesis and explain how it differs from a scientific theory and the more general use of the word theory by lay-people. What are the steps of the scientific method? […]

  Answer the questions based on what you are learning in this course! You are required to explain your answers in detail, using your reports and knowledge about nutrition to support your answer. Unacceptable responses: “it's junk/fast/processed food”, “it’s full of nutrients, ”“it’s healthier”, “it's better”, “I think my diet is healthy”, “I don’t like […]

Choose a science news article that highlights a current event or recent research related to either astronomy or cosmology. In searching for an appropriate article, the following online science news sources are suggested. (Do not use reference websites such as Wikipedia or Internet blogs as sources.) https://www.sciencedaily.com http://esciencenews.com https://phys.org Paragraph 1 – develop a summary, in your own […]

  Walk Like an Egyptian" was a popular song in the 1980s by the American group The Bangles.  However, this song is not an accurate depiction of ancient Egyptian activity.  Watch the video (below) for the song and do internet research.  Why is this song wrong in its description of how Egyptians walk?  What was […]

Home>Science homework help   Food Evolution  Documentary Review and Analysis Outline Introduction Topic Sentence (Production Information: Documentary Title, Director, Year Released and Production Company) Background (Brief Summary of the Film) Note: You can use the film’s summary/description to help craft this section.  Thesis Statement Claim (Was the film well-crafted/good representation of reality/informative) Warrants (Three Main […]

Spend some time reviewing the text and video information regarding the accident at the Chernobyl nuclear power plant in 1986 at the following links: https://www.nrc.gov/reading-rm/doc-collections/fact-sheets/chernobyl-bg.html Then, formulate, using your own words and thoughts, a two-paragraph written discussion that concisely* fulfills the following requirements: Paragraph 1: Outline connections between concepts and topics covered thus far in […]