Islands are landmasses completely surrounded by water. They vary greatly in size, from small islets to large landmasses like Greenland. Notable examples include Madagascar, an extensive island off the southeastern coast of Africa, and the Hawaiian Islands, a group of ...

Cell phones use GPS (Global Positioning System) for navigation without a needle and compass. GPS satellites transmit signals to the phone, which calculates its location based on the time it takes for the signals to arrive. Additionally, cell phones use ...

A compass is used for navigation and orientation by determining direction relative to the Earth’s magnetic poles. It features a magnetic needle that aligns with the Earth’s magnetic field, pointing towards magnetic north. This helps users find their way, plan ...

Cardinal points on a map are the four main directions: North, South, East, and West. They are used to indicate orientation and help users determine direction and location. These points form the basic framework for navigation and are essential for ...

The largest ocean on Earth is the Pacific Ocean. It covers more than 63 million square miles, making it larger than all the Earth’s land area combined. The Pacific Ocean is known for its vast size, deep trenches, and numerous ...