What is it called when you carefully look at an object or a process?

Ascientist discovers a new body between the orbit of neptune and the kuiper belt. the object is round and travels in an orbit around neptune with other space objects. the scientist claims that she has found a new dwarf planet. where is the scientist’s error?

Are the earth's ocean floor and continents the same age geologically? why or why not?

What characteristic make legumes a good food source for food insecure populations