6. Which of the following best describes the situation?

What you see with your eyes is a form of energy. a. light b. heat c. chemical d. electrical

Which of the following has the greatest impact on an ecosystem migratory animals predation human inference

Which statements best describe medical uses for radioactive isotopes? check all that apply. radioactive isotopes are used to detect medical problems. high-energy gamma rays are injected into the body. radioactive isotopes are used to treat some diseases. radiation is used to kill cancer cells. radioactive isotopes are directed at tumors from outside the body.