Why is the process of nuclear fusion important to life on earth?

Consider the classification levels of a human. eukarya ,animalia ,chordata ,mammalia ,primates, hominidae ,homo ,sapiens .which is the most specific taxonomic level in the classification system above? a sapiens b homo c hominidae d primates

Currents are caused by temperature and density differences

Select the word from the list that best fits the definition apparent movement of a star used to measure its distance from earth