Students conduct an investigation to explore the process of heat transfer. The students use a hot plate, a pan, water, and a piece of uncooked elbow macaroni. The students place the pan of water on the hot plate and observe what happens to the macaroni noodles as the water heats. As the water temperature rises, the students observe the macaroni noodles rising and sinking in a circular motion. The students are most likely performing a descriptive investigation about heat transfer by –

Two things that biomedical has invented or innovated

Nan element’s square on the periodic table, the number with the greatest numerical value represents the

Need asap question 1 minerals are organic compounds. true false question 2 what vitamin can be found in foods like oranges, grapefruits, and broccoli? a. vitamin a b. vitamin k c.vitamin c d. vitamin d question 3 what are minerals? a. chemical elements that are needed for body processes. b. organic compounds that the body needs in small amounts to function properly. c. small molecules used to build proteins. d. an organic compound that is insoluble in water and includes fats. question 4 how many types of vitamins does the human body need? a. 15 b. 11 c. 13 d. 17 question 5 vitamins are a good source of energy. true false