Science Crossword Puzzles

a mechanism that darwin used to explain how evolution could happen, matched the shape of the beaks of the finches, an animal that hunts and kills …

the amount of matter in an object, the change in velocity(speed, direction or both), a place or object, appears to be stationary, used for comparison …

the cloud of dust and gas that the solar system came from, the space a object takes up, the closest star to the solar system besides the sun, the …

something that you can observe about a living thing, such as the fins on a fish, an animal that is hunted by another animal, a group of things that …

the region surrounding earth where the magnetic field dominates the behavior of charged particles, deflecting them from the solar wind, the magnetic …

a muscle that pumps blood around the body, these blood vessels take blood to the heart, a liquid that helps to keep us alive, these are the top two …

this straw-coloured liquid accounts for 55% of blood volume, these blood cells account for 45% of blood volume, plasma contains 90-92% of this, plasma …

sorting of things into groups based on shared characteristics, these are flowering plants that have seeds with two cotyledons, parts of the earth and …

type of cells between seminiferous tubes that make testosterone, protective outside membrane of the sperm that gets into the egg, type of cell that …

it is the entire set of dna instructions found in a cell. in humans, it consists of 23 pairs of chromosomes, contains deoxyribose and has the base …

substances that can't be broken down, tiny packets of electromagnetic radiation or energy, two or substances that have combined together …

it refers to methods, techniques, organization, and management, tools, equipment, machines, and materials, a group of people joined together for a …

the process through which populations of living organisms adapt and change, one of two or more genes that may occur alternatively at a given site on a …

the byproduct of anaerobic respiration in muscles, the type of respiration that occurs without the presence of oxygen, respiration occurs in the …

the ease and speed with which an element combines, or react, with other elements and compounds is?, there is thermal conductivity and _ conductivity …

infection that develop and progress slowly, an organism that grow rapidly in the presence of high pressure, a microorganism that requires 5-10% co2, …

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 …

a component that is dissolved and which is present in lesser amount, universal solvent, mixtures having a uniform composition throughout their bodies …

one of two or more alternative forms of a gene that arise by mutation and are found at the same place on a chromosome, principle of _ : the summary of …

denaturation; annealing, extending (abbr.), recently developed method for making precise and targeted changes in the genome of a living cell, …

the science and technology of metals and alloys, this liquid can be used to help lubricate a cut, help a metal to resist corrosion and keep metals …

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

is a group of similar organisms that can mate with each other and produce offspring that can also mate and reproduce, the process of grouping things …

the smallest thing that can exist on it's own, two or more elements chemically joined, not easily separated, material made of all of one type of …

molecules made by golgi, found in both plant and animal cells, breaks down old cells, acts like a janitor and found mostly in animal cells, power …

friction is a _ that opposes the motion of objects, when two surfaces of two objects rub against each other, _ exists, friction always acts _ the …

how we typically measure frequency, this is what light is made of, the bottom of a wave, the distance from the top of one wave to the top of another, …

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

drawing in of a breath, abnormally fast respiratory rate, paired major organs of respiration that contains bronchi and are divided into clearly …

an example of molecules and it composed of two elements hydrogen and oxygen, consists of different tissues organized together to perform, interaction …