Science Crossword Puzzles

the mass in grams of one mole of any pure substance, a statement using chemical formulas to describe the identities and relative amounts of the …

a thermodynamic quantity equivalent to the total heat content of a system, the speed at which a chemical reaction takes place, defined as proportional …

darwin's birth month, what was the main idea of his theory?, what is animal did he observe in the galapagos island, evolution vs. ?, darwins first …

a negatively charged ion, reflects the relative strength of the forces holding ions together in a solid ionic compound, a chemical compound formed …

fear of the number 13, where is mission control located?, of or pertaining to the sun, of or pertaining to the earth, the flight director in houston, …

the _ that we walk on is created by the weathering of underlying bedrock over a long period of time, there are 1100 different _ of soil color. , a …

the kneecap, the shaft or central part of a long bone, the breastbone, series of small bones forming the backbone, the bone of the upper arm or …

a thick and sticky clump of dried blood that stops blood from flowing through a blood vessel, determined by the presence or absence of certain …

slime, is a slippery liquid, a current day shelled mollusk with tentacles, small aquatic snails with a shell that is broadly conical in shape and a …

cells that have a nucleus and are found in multicellular organisms, cells that do not contain a membrane bound nucleus and found in single-celled …

in chemical terms, a substance made up of one single compound or element, anything that occupies space and mass, another category apart from mixtures …

when heat travels through a solid material, when heat travels through a liquid or gas, when heat travels via infrared light, the scientific unit for …

_ syndrome, the birth defect also known as trisomy 23, number of nucleotide bases in dna, anthropologists determine primate _ through dna …

produces a gas flame - yellow or blue, used to protect worktops from heat, glass container, platform to hold apparatus while being heated, _ flask - …

works against the concentration gradient transporting sodium ions out and potassium ions into the cell , the way that the plasma membrane “pinches …

simplest member of alkane family, the process of purification of liquids by selective boiling and condensation, a catalyst used in the haber process …

the path an object takes as it moves around another object in space.crater : a bowl-shaped depression formed by the impact of a meteorite, the glowing …

material that can be melted and reformed, property of a material that describes its ability to withstand scratches, material that is strong, …

describes two liquids that do not mix or form a homogeneous solution (e.g, oil and water), the point at which no more solute can dissolve in the …

found in all eukaryotic cells, contains dna, plants only, gives box-like shape, organelles in cytoplasm that make proteins, allows material to enter …

a network of electrical components through which current flows, _ law, gives the relationship between current, voltage and resistance, unit of measure …

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 …

when an atom loses electrons or gains oxygen, a chemical reaction when a molecule, atom, or ion gains or loses an electron, an ion made of one atom, …

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

a device that uses light and lenses to make small things more easily observable, a living organism that is too small to see without the use of a …

basic building blocks of all living things and contain they body's hereditary material, carry information that determines your traits, a …

the thin sheet of tissue that separates the middle and inner ear, the 3 bones in the ear, the outer ear that funnels sound into the ear, a sound that …

a covalent compound containing carbon atoms, a simple sugar that contains three to ten carbon atoms, compounds with the same chemical formula but …

conducts heat, characteristic of metal, can be bent and pounded into shape, usually dull in appearance, non-metal we need to breathe, period table …

the process in which some substances spontaneously emit radiation, the rays and particles emitted by radioactive material, the process by which …