WILL GIVE BRAINLIEST! ASAP 4
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Nutrition and Digestion: Mastery Test
4
Select the correct answer.
How many calories of energy will 20 grams of carbohydrates provide if 1 gram provides 4 calories?
OA
80 calories
OB.
100 calories
OC. 200 calories
calories
OD
240 calories
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What field of science did harry hess study?

Molecular models of two different substances are shown below. in the molecule on the left, the oxygen atom pulls on electrons more strongly than the hydrogen atoms. in the molecule on the right, the two oxygen atoms pull on the shared electrons with the same strength. water molecule, h,o oxygen molecule, oz when the two substances are put in the same container, they do not attract each other. why does this happen? a. they both contain oxygen. b. one is polar and one is nonpolar. c . they are both polar. d. they contain different elements.

What do lava flows made of aa indicate about the type of volcanic eruption that occurred? a. the eruption was viscous. b. the eruption was pyroclastic. c. the eruption was explosive. d. the eruption was quite. !