Science Crossword Puzzles

principal organ of excretion, tube that leaves the bladder, blood cells and _ are not filterable, 99% of this is reabsorbed back into the blood, …

a rock formed from layers of sediment, a large rocky object orbiting the sun, smaller than a planet, a huge ball of hot glowing gas that gives off …

the five different groups that include all living organisms, the kingdom of microorganisms that includes mushrooms, with cell wall and reproduce by …

greek philosopher that believed in the geocentric model of the solar system, egyptian mathematician, astronomer, and geographer who wrote the …

how far an object moves, how far an object moves of a certain amount of time, a push or pull on an object, the surfaces of two objects rubbing …

hand bone, knee bone, finger & toe bones, large lower leg bone, lower arm bone on the thumb side, skull bone in back of head, hip bone, five …

energy due to motion, energy due to an object's position, a quantity that has only magnitude and no direction, like temperature or time, a …

anything that has mass, takes up space, and is made of particles, the state of matter in which the substance has both a definite volume and a definite …

these are a group of single-celled organisms that are similar to bacteria but have distinct genetic and biochemical characteristics, these are a group …

muscle that helps your lungs pull in air and push it out, muscular tube through which food passes from the pharynx to the stomach, tiny air sacs in …

allows communication between the interior and the exterior of the cell. has a double lipid layer, contains dna, located within the nucleus. ribosomes …

a stable subatomic particle with a charge of negative electricity, found orbiting the nucleus of an atom, the name given to a horizontal row of the …

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

a substance that contains one kind of atom and cannot be broken down into a simpler form, a substance made of two or more elements chemically combined …

a mutated gene that stimulates uncontrollable cell division, a region of dna where rna polymerase binds, how cells control gene activity without …

uptake of nutrients and water from digested food into blood, teeth that cut food with sharp edges, biting or nibbling, produces digestive enzymes and …

this is the process of using rna to synthesize protein, gametes are considered these types of cells, functional unit of heredity, during the cell …

solid to gas, highest temperature in pressure where a pure substance can exist at a vapor/liquid equilibrium, a measure of a sample's average …

a state of matter that holds its shape and a definite volume due to the attraction of molecules overcoming freedom of motion. the molecules move in …

mucous plug, a pregnancy that has reached 20 weeks but ends before 37 weeks, capacity to live outside the uterus, softening of the cervical tip …

inborn ingerited or species immunity, level of antibodies in the blood, classic symptoms are redness heat swelling pain, describes the wbcs …

a machine made from two sets of pulleys, an oval or offset wheel designed as a mechanism to convert rotation into oscillation, the force applied to …

a substance that changes color when it comes into contact with an acid, base or neutral substance, method of separation whereby a liquid is separated …

not all bacteria are bad. most are very _ to us, this organelle contains the instructions for the bacteria cell and controls its activities, these …

any break in a bone, trauma that forces a joint beyond its normal range, incomplete or partial separation of two bone joints, complete separation of …

the kneecap, is a thick, circular-triangular bone which articulates with the femur (thigh bone) and covers and protects the anterior articular surface …

the amount of substance that contains as many atoms, molecules, or ions as are in exactly 12 g of carbon-12, ions that are formed when electrons are …

anything that takes up space and has mass, the changing of a liquid to a gas at the surface of the liquid, the spreading out of materials due to the …

this energy comes from electrons and powers our homes, this energy occurs when an object vibrates, the ability to do work. this has no measurable mass …

a process in which substances, called reactants, undergo a chemical change to form new substances, called products, a chemical reaction that releases …