While fishing, you get bored and start to swing a sinker weight around in a circle below you on a 0.25-m piece of fishing line. the weight makes a complete circle every 0.50s, what is the angle that the fishing line makes with the vertical?

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.