Earthquake waves that vibrate from side to side and up and down only through solids are known as

What structure on the south african coast has a range of 63 km and releases flashes every 30 seconds?

Which is not part of the definition of a family? two or more related people living together being married or in a partnership a single person living alone choices a and b

Why is the huronian supergroup rock formation particularly interesting to scientists? because it looks like a cross-section of a giant, stone encyclopedia because it formed during the period when oxygen began to accumulate in the atmosphere because it contains unusually large amounts of oxygen and sulfur because it dramatically altered the planet's development when it first formed