Science Crossword Puzzles

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

spiral galaxies are usually the _ , the force holding a galaxy together, a spiral galaxy contains both _ and old stars, this galaxy has very little …

immense star systems held together by mutual gravity of its member stars, nebula that contains dust which scatters light enough to become visible, the …

the other name of sweat glands, which contribute to cornification or keratinization, containing lipids and proteins, produce sebum, subcutaneous …

the upper arm bone (7), the longest bone in the body (5), the muscle responsible for extending the knee (10), the type of joint found in the shoulder …

type of tissue that can contract (shorten) to cause movement, type of tissue that provides support and connects all body parts, type of tissue that …

outer layer of the cell, can control what goes in and out of the cell, make proteins for the cell, break down worn out cell parts, same as rough er, …

the process of removing one number from another, the central part of an atom, usually made of protons and neutrons, the mass of specific isotope of a …

organelle where photosynthesis takes place, respiration that does not require oxygen, reactions of photosynthesis that use energy from light to …

the largest element in the fourth period, the largest element in the first period, the family of reactive nonmetals with seven valence electrons, all …

occurs when the nucleus of an unstable atom breaks down in a process called radioactive decay, positively charged, more massive than any other type of …

capable of being transmitted from one person to another, the number of new cases of a disease in a specific population, denoting a disease of unknown …

a graph that plots stars organized by luminosity and by their temperature, a sphere made up of extremely hot gases, a cloud of gas and dust in outer …

what dissolves solute?, in a mixture of sugar and water, the sugar is the _ , name for something made from only one type of molecule, two or more …

a organelle that destroys old cells or old organelles, the organelle that makes diploid or mitosis, an organelle that converts light into sugar, the …

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 …

study of the very small, mass multiplied by velocity, the energy dependent on the object's position, the energy that includes both potential and …

the enzyme that assembles the rna molecule (8 letters), the single-stranded rna molecule carrying the genetic code (6 letters), the region on dna …

type of protein that associates with eukaryotic dna and structurally organizes chromosomes, process by which cells become specialized during …

inflammation due to fluid and pus buildup in the heart, valve between the right atrium and right ventricle, narrowing of a valve or great vessels of …

a tube that is held open by c-shape rings of cartilage; connects the larynx and the bronchi, the organ of the lymphatic system in which t cells …

algae, protozoa, and fungi, fresh or salt water habitat, photosynthetic, unicellular or multicellular organism, corkscrew-shaped, spiral-shaped …

anything that has mass and takes up space, a substance in which a solute dissolve to form a solution, a mixture of one or more substances dissolved in …

capture the sun's energy and convert it into glucose, the er where the ribosomes are attached.., ribosomes make these.., the cell _ is found in …

senses external environment and communicates with and activates other parts of the body, protects against foreign substances, allows ingestion and …

farmers use _ change to help prevent plants from freezing, endothermic process that results in cooling you off, heat lost, when vapor …

male reproductive system, pump blood throughout body, responsible for the first step of digestion, something made of long, curved individual bones …

heart, arteries, capillaries and _ , collects and disposes of lymph fluid, supports and protects, parts of the digestive tract include stomach, mouth …

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 …

helps bile to be more concentrated, produces hormone insulin and secretes it into the bloodstream, the main muscle of respiratory system, secretes …