Science Crossword Puzzles

what group are the alkaline earth metals in?, element found in fireworks, element used to extract oil and gas, element that can be found in ore mine, …

a soft, silvery-white metal that is highly reactive and is often stored under oil to prevent it from reacting with air (9), a radioactive element that …

property of metal to be easily broken into pieces or powder form, a mineral deposit containing enough metal to allow economical recovery of it, a type …

this describes covalent compounds as conductors, these molecular ions gain or lose one or more electrons (ionic) as their atoms share electrons …

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 …

co2 released into atmosphere from burning, decomposers break down carbon from dead organisms, co2 released into the atmosphere as waste from …

leaves, flowers, cones, and secondary stems grow at these points where a bud of meristem tissue divide and specialize to form these particular …

a part of a plant that develops into a leaf or a flower, one of the usually brightly coloured leaf-like parts of a flower, the part of a plant that …

energy that gives us power, when there are more positive charges, magnets have a _ and south pole, when equal forces act on an object, sign for …

the idea that all living organisms are descended from a single ancestor or a small group of ancestors, the process through which species change over …

(nh4)+, (no2)-, (no3)-, (so3)2-, (so4)2-, (hso4)-, (oh)-, (cn)-, (po4)3-, (hpo4)2-, (h2po4)-, (co3)2-, (hco3)-, (clo)-, (clo2)-, (clo3)-, (clo4)-, …

lost the ability to survive independently and became organelles (e.g. mitochondria and chloroplasts), early membranes trapped organic molecules inside …

when warm air moves over cold air, force pushing on an area or surface, when warm air and cold air are pushing on each other, an instrument that is …

slightly movable joints, the place where two bones come together, bone shape that is thin and flattened e.g. sternum, freely movable joints, bone …

something that does not easily allow the transfer of heat or electricity, the standard measurement of energy, the amount of energy required to raise …

fundamental property of matter responsible for static electricity, negatively charged particles involved in static electricity, type of electricity …

attaches muscle to bone, where red blood cells, platelets and white blood cells are made, wrist and ankle joints, protects important organs like the …

energy that comes from changes in the nucleus of a atom, do not use their energy until they move, keep hot or cold in a object, energy stored in …

when a cell divides and makes two new cells with exactly the same dna as it had, twins who develop in the same whom and do not have the same dna, the …

curved mirror which the reflective surface bulges out towards the light, curved mirror that forms a part of a sphere, thin layer or tissue that lines …

transfer of heat by physical contact, an organism that relies on external sources of heat to regulate its body temperature, regulate body temperature …

if you eat too much, it hurts, if you lie, it grows like pinocchio's, you carry a schoolbag on them, you put a scarf around it, girls make a plait or …

hold tissue, blood vessels, or other structures securely during surgical procedures. temporarily occlude or close off blood vessels. control bleeding. …

the observable traits of an organism, a cross between individuals that involves one trait, the type of inheritance where both alleles are fully …

a radiation absorbed dose, combining two smaller helium nuclei to get energy, the number of protons in an atom, atoms of the same element with a …

the tiniest possible unit of an element, has no charge, holds protons together in the nucleus, an object that attracts iron, nickel, and cobalt, a …

a piece of iron that has its component atoms so ordered that the material exhibits properties of magnetism, an electromotive force or potential …

heterotroph; depends on primary producers for energy, autotroph; converts sunlight and chemical energy into energy used by the rest of food chain, the …

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 …

the distance between two identical points on a wave, a smooth surface that reflects light to form images, a line that indicates the path of light, …