Biology, 05.09.2020 23:01 nevaehbell30
Use the following information to answer the question. Calvin and Michelle wanted to test the effects of different household cleansers on the growth of mildew. They selected three identical bathroom tiles to use in their experiment. To one tile, they applied Brand X cleanser. To another, they applied Brand Y cleanser. The third tile did not receive any cleanser. They observed the growth of the mildew over a period of four days. Their results are shown in the table below. Growth of mildew Date Brand X cleanser Brand Y cleanser No cleanser Area (mm2) Area (mm2) Area (mm2) 05/18/11 0 0 0 05/19/11 0 0.25 0.50 05/20/11 0 1.0 1.25 05/21/11 0.20 2.75 3.0 Which of the following is a constant, or control, in this experiment? A. the results observed over four days B. the brand of cleanser that worked best C. the use of identical bathroom tiles D. the brand of cleanser that didn’t work
Answers: 2
Biology, 21.06.2019 14:10, sethjohnson386pbnm3x
Select the correct answer. which formula describes newton’s second law of motion? a. force=mass x accerlaration b. mass/accerlaration c. mass x volacity d. mass/ volacity
Answers: 2
Biology, 21.06.2019 18:40, BLESSEDKIDD1998
The study of interaction between living organisms and their enviroment is called (a) phytogeography (b) ecology (c) phytosociology (d) ecosystem
Answers: 3
Biology, 22.06.2019 11:10, allisonpierce1787
Which of these statements is true about autotrophs, but not heterotrophs? a. they use sugar and oxygen to make carbon dioxide and water. b. they use chlorophyll and oxygen to make carbon dioxide and water. c. they use sunlight, water, and carbon dioxide to make sugars. d. they use sunlight, water, and oxygen to make chlorophyll.
Answers: 1
Use the following information to answer the question. Calvin and Michelle wanted to test the effects...
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