Science Crossword Puzzles

co2 released into atmosphere from burning, decomposers break down carbon from dead organisms, co2 released into the atmosphere as waste from …

a reaction where two or more reactants form a single product, a reaction where one reactant breaks down into two or more products, a reaction where a …

the speed of a wave in any given medium e.g. the speed of sound in air, how high or low pitched a sound is, indicated by higher or lower frequency, a …

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 …

a brain _ can happen if you drink or eat something that is cold, lobe that controls vision, lobe that controls voluntary movements, reasoning and …

a chemical combination of matter results in the formation of a _ , the creation of a compound is a _ change, colloids have _ -sized particles, a …

earths atmosphere is made up of 78% _ and 21% oxygen, the first life developed here, this layer protects earth from harmful solar radiation, 70% of …

the scientific study of plants, a scientist who studies insects, the scientific study of climate, the branch of science concerned with the chemical …

studying bumps on the skull to reveal someone's personality and mental abilities, neuronal junction; where transmission between nerve impulses …

a circular object that revolves on an axle and is fixed below a vehicle or other object to enable it to move easily over the ground, land transporter …

the tails of phospholipids are, is found in the nucleus, _ is a segment of dna that carries out a particular function, also known as cell drinking, …

only star in the solar system, large mass of very hot gas, number of lunar months, minor bodies of ice, dust and rock, planet can be seen from earth, …

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, _ …

when two forces acting on an object are not equal in size or opposite in direction, resulting in a change in motion, when two forces acting on an …

the principle stating that the total electric flux through a closed surface is proportional to the charge enclosed, the force between two-point …

growth in size or increase in amount, the name given to the first four outer planets: jupiter, saturn, uranus, and neptune, uranus, neptune (frozen …

first planet found by the telescope, the densest planet, earths only proper natural satellite, shortest day, named after the roman god of war, …

lowercase r is an example of a _ trait, a mule is an example of a.., skin color, height, eye color are examples of.., the allele combination or …

factors that determine traits, offspring of parents that have different forms of a trait, the way an organism looks and behaves (tall or short), an …

particles have a fixed shape, can change its shape depending on the container, particles have a lot of energy, another word for objects around us …

takes place with any change of velocity, a length vector pointing to its starting point to its end point, how much a certain quantity changes, …

the rate of change of velocity over time, change in position of an object that is dependent on direction, the speed at any given point - what shows up …

this type of motion occurs when planets appear to "wander" through the sky, head librarian at alexandria; calculated the circumference of …

a push or pull on an object, the amount of force needed to move an object, when two forces acting on an object are equal and opposite, when an object …

this is a material made by mixing a metal with other things, the chemical called lime is made from calcium ..................., when we heat a …

do polar molecules attract each other?, electrons that play a part in the formation of chemical bonds are known as?, what bond is an attraction …

the reproductive part of the plant, part of the cell where sunlight is used to make sugars for the plant, tube like structure that supports the stigma …

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

it is a push or a pull, the speed of an object in one direction, it is equal to 1/2 agt, the angle between the initial velocity of an object from a …

involves alterations to gene expression and activity but not to the dna sequence itself, an enzyme that uses nucleotides to catalyze the creation of …