Science Crossword Puzzles

the second lightest element, its gas is used for advertising signs, the atomic number 8, has no stable isotopes, an nonreactive gas, more than 100 …

it is the lightest and most abundant element in the universe, typically found as a gas. it is commonly used in fuel cells and plays a key role in …

only one kind of atom, a molecule made of two or more elements, combination of two or more substances that do not form chemical bonds, a group of …

they are in the middle, they are shiny, conductors, and malleable, they are on the right, dull, not conductors, and brittle, the most basic component …

an instrument used to accurately measure the mass of substances, the glassware with a stopcock at the bottom, used to dispense a precise and variable …

where carbon is originally located, non-living things, element that has to be converted through nitrogen fixation, process of chemical elements being …

round, and orbits the sun and has cleared out the region along its orbit, average distance measured from the center of the sun to the center of earth, …

the basic unit of a chemical element, a substance that cannot be decomposed into simpler substances by chemical means, a substance formed when two or …

reproduction that requires one parent, unicellular, prokaryotic, normal environment, belongs to domain eukarya, heterotrophic and sessile, organism …

is a group of similar organisms that can mate with each other and produce offspring that can also mate and reproduce, the process of grouping things …

energy that travels in waves, energy of an object due to its motion, energy resulting from a chemical reaction, changing of energy from one type to …

which is the most present gas in air?, what are at the end of every bronchiole?, which lung is smaller?, what is the addictive and harmful chemical in …

exaggerated reaction (sneezing, difficulty breathing, itching, or skin rashes), a respiratory condition causing difficulty in breathing; usually …

medical procedure involving incision or manipulation of body tissue, intensive care unit, for patients requiring close monitoring and support, group …

structures in the nose that filter air, first chamber blood enters from the body, cartilage tube lined with cilia and mucous; epiglottis is flap that …

"knee cap" bone, strongest, biggest bone in the body, found in the thigh, hitting the end of your "funny bone" at the elbow …

external, protective coating that protects the body systems from the outside elements, collection of similar cells that perform a particular function, …

the _ is the primary source of scatter radiation, "radiation burn", controls the black and white, _ is a object that has been in contact …

one celled animal organisms found in decayed materials and contaminated water, plantlike organisms that live on dead organic matter, germ or disease …

material in which a solute dissolves, a mixture of two or more materials, separates soluble solids from liquids, a material that will dissolve in a …

comes from things like the sun, light bulbs and candles. it bounces off of things and allows us to see, curved mirrors that allow us to see a wider …

a conductor wound into loops, flow of electric charges, the phenomenon of generating emf by changing magnetic flux linked with a conductor. (15), …

the resultant force caused by the pressure loading of a liquid acting on submerged surfaces, a two-dimensional and a perfectly flat surface which …

a device that uses a magnet to convert sound into electrical charges, an electrical circuit that produces a magnetic field, materials that do not …

the movement of a particle that creates a wave, the distance between two crests or troughs, the amount of time it takes for a complete wave, the …

this is when the earth orbits the sun once in approximately 365 days causing changes in seasons, there are 4 rocky and small planets: mercury, venus, …

an atom in which the number of neutrons is different from the number of protons, part of the atom that contains protons and neutrons, connection …

measures weight and force (2 words), magnifies objects (2 words), magnify small objects, used to grab hot beakers, test tubes, and other equipment, …

water in its solid form, condensed water vapor that falls to the earth’s surface. most precipitation occurs as rain, but also includes snow, hail, …

change of phase from liquid to gas, molecules are not connected, no definite shape or volume, change of phase from gas to solid, change of phase from …