Doctors use radioactive sources as tracers for medical imaging. The table below shows the properties of some radioactive sources. Which source would be the best to use for a tracer that must be injected into the body?

Which boundary is associated with the building of the himalaya mountains? convergent transform divergent hot spot

Which statements describe the movement of ocean currents around the globe? check all that apply. strong winds force warm water to sink to the ocean floor. the coriolis effect causes warm and cold water to mix. cool dense water sinks to the ocean floor. warm water replaces cool surface water. wind blowing parallel to the shore causes upwelling of cool water.

Gather reliable information to brent make his decision. to gather this information, use newspapers, call insurance companies or look at their web sites, and review consumer magazines and web sites. also, look at the manufacturer web site or for information about gas mileage. list the sources you use and take notes.