May 4, 2021

The Coriolis Effect: Earth's Rotation and Its Effect on Weather The Coriolis effect describes the pattern of deflection taken by objects not firmly connected to the ground as they travel long distances around the Earth. What is…

Tundra Biome Tundra Biome: Tundras are cold, harsh environments with distinctive biodiversity adapted to these conditions. For upon |A defining feature of the tundra is the distinct lack of trees. There are a variety of reasons trees…

Igneous Rocks How Are Sedimentary Rock Formed: Igneous rocks are one of three main types of rocks (along with sedimentary and metamorphic), and they include both intrusive and extrusive rocks. Devils Tower Rock For upon |Devil's Tower…

North Pole North Pole:Scientists are very interested in the North Pole—the northernmost point on Earth At the North Pole For upon |The geographic North Pole is the northern point of the Earth's axis of rotation. The North Pole is…

Autotroph Encyclopedic entry. An autotroph is an organism that can produce its own food using light, water, carbon dioxide, or other chemicals. Because autotrophs produce their own food, they are sometimes called producers. Kelp…

bioluminescence Bioluminescence is light emitted by living things through chemical reactions in their bodies. Firefly Squid For upon |1Bioluminescence is light produced by a chemical reaction within a living organism. This…

Calvin Cycle For upon |Illustration. The Calvin cycle is a process that plants and algae use to turn carbon dioxide from the air into sugar, which the food autotrophs need to grow. Calvin Cycle The Calvin cycle is a part of…

Heterotrophs What Are Heterotrophs: A heterotroph is an organism that consumes other organisms in a food chain. Chameleon For upon |Chameleons are a bizarre and colorful example of a heterotroph, an organism that consumes other animals…