angle: The area (normally measured in levels) between two intersecting strains or surfaces at or near the purpose the place they meet.
ash: (in geology) Small, light-weight fragments of rock and glass spewed by volcanic eruptions. (in biology) A gaggle of deciduous bushes within the olive household which are standard in landscaping and for timber.
atom: The fundamental unit of a chemical component. Atoms are made up of a dense nucleus that incorporates positively charged protons and uncharged neutrons. The nucleus is orbited by a cloud of negatively charged electrons.
crystal: (adj. crystalline) A stable consisting of a symmetrical, ordered, three-dimensional association of atoms or molecules. It’s the organized construction taken by most minerals. Apatite, for instance, kinds six-sided crystals. The mineral crystals that make up rock are normally too small to be seen with the unaided eye.
eruption: (in geoscience) The sudden bursting or spraying of sizzling materials from deep inside a planet or moon and out by way of its floor. Volcanic eruptions on Earth normally ship sizzling lava, sizzling gases or ash into the air and throughout surrounding land. In colder elements of the photo voltaic system, eruptions typically contain liquid water spraying out by way of cracks in an icy crust. This occurs on Enceladus, a moon of Saturn that’s coated in ice.
unique: An adjective to explain one thing that’s extremely uncommon, unusual or overseas (reminiscent of unique vegetation).
filter: (n.) One thing that enables some supplies to go by way of however not others, based mostly on their dimension or another characteristic. (v.) The method of screening some issues out on the idea of traits reminiscent of dimension, density, electrical cost. (in physics) A display, plate or layer of a substance that absorbs mild or different radiation or selectively prevents the transmission of a few of its parts.
forge: (noun) A furnace or store the place steel is labored and changed into new supplies. (verb) To form metals below warmth and/or stress, or (colloquially) to type one component from one other below the extraordinary warmth and stress inside stars.
gel: A gooey or viscous materials that may circulate like a thick liquid.
glass: A tough, brittle substance constructed from silica, a mineral present in sand. Glass normally is clear and pretty inert (chemically nonreactive). Aquatic organisms referred to as diatoms construct their shells of it.
web: An digital communications community. It permits computer systems wherever on the earth to hyperlink into different networks to search out info, obtain recordsdata and share information (together with photos).
lens: (in physics) A clear materials that may both focus or unfold out parallel rays of sunshine as they go by way of it. (in optics) A curved piece of clear materials (reminiscent of glass) that bends incoming mild in such a means as to focus it at a specific level in area. Or one thing, reminiscent of gravity, that may mimic among the mild bending attributes of a bodily lens.
lunar: Of or referring to Earth’s moon.
meteorite: A lump of rock or steel from area that passes by way of Earth’s ambiance and collides with the bottom.
microscope: An instrument used to view objects, like micro organism, or the one cells of vegetation or animals, which are too small to be seen to the unaided eye.
moon: The pure satellite tv for pc of any planet.
random: One thing that happens haphazardly or with out motive, based mostly on no intention or function.
smartphone: A cell (or cellular) cellphone that may carry out a number of features, together with seek for info on the web.
stable: Agency and steady in form; not liquid or gaseous.
telescope: Often a light-collecting instrument that makes distant objects seem nearer by way of the usage of lenses or a mix of curved mirrors and lenses. Some, nevertheless, acquire radio emissions (power from a special portion of the electromagnetic spectrum) by way of a community of antennas.