Why dont eclipses happen during any phases other than the full or new moon please help me on science

Which are results of technological advances? increased people's exposure to new ideas created a global culture valued by people around the world brought harmony to diverse groups of people reduced the number of people living in rural areas

Equilateral triangle pbj is inscribed in a circle as shown. determine the measure of arc pjb.

In the following diagram, four different index fossils are labeled: which of the labeled fossils comes from the oldest organism? a b c d