Cays- they are formed when ocean currents transport loose sediments across a surface of a reef to a despositional node
You can usually tell the difference between a caldera and crater by studying <span>a feature's size and formation. In terms of size, a caldera is often relatively larger than ordinary craters. A caldera is so big that it causes explosive eruptions. In terms of formation, a caldera is a large depression caused when a magma chamber is emptied. A crater is a bowl-like formation at the top of volcanoes where lava comes out.</span>
D seismic waves refract or bend to bounce off differently according to the object or material you have
The highest mountain in North America is <span>Mount McKinley, or Denali. It is located in </span>Denali National Park and Preserve<span>, </span>Alaska<span>, </span><span>U.S.</span>