There is really nothing to know. All you have to use is context clues and common sense. We know some synonyms for direct are manage and handle. Indirect means not direct, right? And we can't handle or manage earth's interior (core), right? Therefore, the study of earth's interior is an example of indirect observation because we cannot directly manage it.
Line segments have two end points
rays only have one end point
no one would be able to help you because we can not see the chart
Answer:
False
Explanation:
A tornado watch is issued when the conditions are ideal for a tornado to form and covers a broad region. Tornado warnings are when a tornado has been spotted or appears on the radar.