Science Crossword Puzzles

the temperature scale on which water freezes at 32 degrees and boils at 212 degrees, the ability of an object to transfer heat or electricity to …

earth's _ is rich in nitrogen and oxygen and it is the only world known to harbor life, _ , our home planet, is the third planet from the sun, _ …

measures temperature, a problem for discussion or investigation, loose clothing in a lab can cause these, this unit is used to measure mass, this type …

long polymer made from repeating nucleotides, the 5 _ _ are adenine, guanine, thymine, cytosine, and uracil, _ _ is in the family of enzymes that …

the smooth inner layer of the heart, where the heart is located in the thoracic cavity, pointed end of the heart, middle (muscle) layer of the heart, …

the movement of water molecules from an area of high water concentration to an area of low water concentration through a semi-permeable membrane, the …

who are known for their knowledge in astronomy, device used for seeing faraway objects, written document used to represent the positions and movements …

a reaction that gives out energy, a reaction that takes in energy, made by a chemical reaction, used up in a chemical reaction, often produced by a …

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 …

this process converts ammonia to nitrite and then to nitrate, this is the process by which nitrogen gas from the atmosphere is converted into ammonia …

capacity to cause change, disorder/randomness of a system, reaction in which free energy is absorbed, the energy molecule in cells, other term for …

cells or tissues that are swollen from water uptake, the powerhouse of cells, the process by which green plants synthesize food, the molecule that is …

controls what goes in and out of the cell, receives proteins from the er and packs them out to other parts of the cell, produces energy in plant …

single-celled organism that surrounds its food, one-celled organism that uses hair-like structures for movement, a collection of tissues that has a …

an inherited feature or characteristic, the number of chromosomes in your body cells, a chain of amino acids, a coiled up molecule of dna that is …

the process of self-digestion where cells break down after death, a scientist who studies insects, often helping solve crimes, a writhing cluster of …

the explosive end of a super red giant, the amount of energy coming off the surface of a star, formed when hydrogen fusion begins and the energy in …

a dying phase of a star, _ nebula, what fire does, a heavenly body that produces its own heat, what stars do when they go supernova, the most common …

symbiotic relationship in which one species benefits while the other species is harmed, _ succession - change in the numbers and types of species that …

polysaccharide that plants use for structure and support, to hydrolyze a bond between two monomers, you would have to add a molecule of _ , -cooh is …

the flow of electrical charge, often through materials like wires, a complete path that allows electricity to flow, including a power source, wires, …

when two parallel wires carry currents in opposite directions, their magnetic fields _ each other, the galvanometer is connected in series with a …

structure of dna, one parent; no fertilization, segment of dna that codes for a trait, two parents; fertilization occurs, something an organism does …

it is a measure of the tendency of an atom to attract a bonding pair of electrons, it is a bond in which the distribution of electron between two …

water soluble protein; example: an enzyme, organic compound used to store energy; made up of carbon hydrogen and oxygen, a water transporting protein, …

it rotates to allow you to change the objective lenses, they magnify the specimen with a different power, either electric or a mirror. it passes …

pick the best conductor, what stops electricity from flowing?, when electricity flows it is called a, pick the best insulator, water is a conductor? …

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

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

the organ that pumps blood throughout your body, the organ where food is digested, the organ that helps you breathe, the organ that filters waste from …