Which area is surrounded by the ring of fire?

a. the atlantic ocean
b. the united ocean
c. the mediterranean sea
d. the pacific ocean

The big bang theory suggest that the universe is about - 300 million years old - 4.6 billion years old - 30 billion years old - 13 billion years old

What are the three different shapes, or structures, of carbon-based molecules

Which statement best explains why cells were observed in more detail using a compound microscope than a simple microscope? a compound microscope has greater magnification ability than a simple microscope. the compound microscope was invented before the simple microscope. a compound microscope is much easier to manufacture than a simple microscope. compound microscopes were more common than simple microscopes.