What is geothermal energy? Definition and simple explanation: Geothermal energy describes the use of heat energy, which is stored in high temperatures in the ground. It is counted among the renewable energies and is also known as geothermal energy. It can be obtained both near-surface and in deeper layers of the soil existing heat to use them for heating or for the production of electricity.
Characteristics Name: Fire jellyfish Other names: Yellow hair jellyfish, light jellyfish Latin name: Cyanea capillata, Pelagia noctiluca Class: umbrella jellyfish Size: 10 - 60 cm Weight: up to 150 g Age: unknown Appearance: bright color variations possible Sexual dimorphism: No Nutrition type: predominantly plankton filter ( planktivor) food: plankton distribution: Atlantic, North and Baltic Sea, Red Sea and Mediterranean origin: unknown sleep-wake cycle: nocturnal habitat: ocean, sea natural enemies: dolphins, fish, turtles, jellyfish sexual maturity: unknown mating season: all year round Behavior: Swarming Threatened at extinction: No You can find further profiles of animals in the Encyclopaedia of Animals.
Aquatic Systems - Lake Ecosystem A lake is also referred to as a pond and is the counterpart of a river (streams and rivers). However, it can happen that a lake is in constant water exchange due to inflows and / or outfalls. But what is a ecosystem and what does it actually consist of?
Characteristics Name: Black mamba Other names: / Latin name: Dendroaspis polylepis Class: reptiles Size: 2.5 - 4.5 m Weight: 1.2 - 1.6 kg Age: 5 - 10 years Appearance: dark blue to dark gray color, black mouth inside sex dimorphism: yes food type: carnivore food: small mammal, birds Origin: South Africa, East Africa native origin: unknown sleep-wake cycle: diurnal habitat: preferably savannah with proximity to river areas natural enemies: birds of prey sexual maturity: unknown mating season: february - April Oviposition: 5 - 15 Eggs Social Behavior: Lonely Endangered: No You can find further profiles of animals in the Encyclopaedia of Animals.
What is a mitochondrion? Definition: The fine structure and the exact functions of mitochondria have only been known for some 60 years. At that time, mitochondria were first examined and visualized using an electron microscope (see picture on the right). Mitochondria are found exclusively in the cells of eukaryotes; in prokaryotic cells, however, they are completely absent.
Characteristics Name: Cypress Latin name: Cupressus Number of species: approx. 25 species Distribution: Asia, Africa, Europe Fruits: round cones Flowering Period: March - May Height: 10 - 30m Age: 200 - 1000 years Properties of bark:? Characteristics of the wood: white, hard, fragrant aromatic, locations of the tree: alkaline soil, Mediterranean climate Leaf: young needles are light green, older needles dark green Interesting about the cypress The cypress trees describe a group of conifers that grow in warm areas of many northern countries Hemisphere thrive.