1.What are earthquakes and what causes them? 2. What does epicentre mean?
3. Why is it important to measure an earthquake?
4. Why is the Richter scale not used as predominantly as in previous years?

Take a guess im getting rid of my account might as well do it in style a fishing boat, with a ladder in it, is leaning against a wall at the harbor. there are 5 oars and 2 fishing nets in the trawler. the distance between two consecutive steps on the ladder is 1 meter. if waves lashing against the wall rise a half meter in every half hour, how long will it take before 6 steps of the ladder are under the waves?

The ozone hole is at its biggest each year in the ? hemisphere in the ? season.

Which of the following is an example of an outdated theory based on the consensus of the scientific community ? a. big bangb. geocentric solar systemc. heliocentric theoryd. plate tectonics answer : geocentric solar system