_ method is used to remove soluble impurities. ​

Groups of organs that work together to complete a process in the body are called: a. cells b. tissues c. nerves d. systems

Explain in physical terms how a microwave oven works. what would happen when you put a conductor in the microwave oven? explain.

Astudent is given an assignment to demonstrate diffraction. he takes a photograph of a straw in a glass of water. the straw appears bent at the water level. which best describes this example? a) this is a good example of diffraction. b) this is an example of dispersion and not diffraction. c) this is an example of refraction and not diffraction. d) this is an example of reflection and not diffraction.