Do you know what measurement Eratosthenes is famous for?
Earth and Space Science Concept of the Day
Do you know what this word or phrase means?
Refraction
xRefraction : Refraction is the deflection, or bending, of the ray path of a seismic wave caused by its passage from one material to another having different elastic properties; or the bending of a tsunami wave front owing to variations in the water depth along a
Scientists have learned that Mount Hood, Oregon's tallest mountain, has erupted in the past due to the mixing of two different types of magma. Adam Kent, a geologist at Oregon State University, says this...Read more