6. References

6. References: List at least three (3) different major sources (e.g. journal articles, books, internet sites) from your literature review. Choose the APA format and use it consistently to reference the literature used in the research plan. List your entries in alphabetical order for each type of source. It must be cited in the proposals. Please note that all references must be cited in the Proposal. 

Website

·       Grannan, C. (??? [ Later than in or is 2016]). “Why Does Salt Melt Ice?” Encyclopedia

        Britannica. January 18 2021,

from https://www.britannica.com/story/why-does-salt-melt-ice

·       Scientific American (2005). “Why do we put salt on icy sidewalks in winter?” Scientific American. January

        18 2021,

from https://www.scientificamerican.com/article/why-do-we-put-salt-on-icy/

·       Explore Space Science. “Explore - Free fun space science activities for child and pre-teen programming”

        Explore Space Science Activities. January 20 2021,

from https://www.lpi.usra.edu/education/explore/ice/activities/investigations/melting_point/