Science Crossword Puzzles

a series of questions with yes or no answers to help you identify something, a scientist who organised living things and gave them each a two-part …

a frozen mass of different types of ice and dust orbiting the sun, a rocky mass up to several hundred kilometers wide that revolves around the sun, …

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

skin cancer that arises in the basal, or deepest, layer of the epidermis, inflammatory bacterial skin infection of the hair follicles and their …

the less numerous type of sweat gland; produces a secretion containing water, salts, proteins, and fatty acids, dense irregular connective tissues …

when the star burns the last of its fuel, our sun is this type of star, when the stars neutrons are smashed together, the stage when the super nova …

made of material left over from supernovas, the stage of a star's life that is a huge explosion, the first stage of a star's life, and when …

point in the path of the sun when the sun is farthest north or south of the equator, small body of matter in the solar system seen when it falls into …

an evaluation point for fight or flight is that not all people respond in this way. what is the third response option ?, the gap between two neurons, …

how many kidneys do people normally have?, what organ regulates blood pressure and helps keep bones hard, this is added to processed foods, a high …

secrete thyroxin which regulates the metabolism, how much does the average horse's heart weigh, the act of breathing, the function of this body …

the process whereby cells become specialised for a particular function, stem cells taken from unused fertilised eggs after ivf treatment, part of the …

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 …

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 …

f (8), fe (4), na (6), ca (7), as (7), at (5), c (6), ne (4), pb (4), n (8), o (6), he (6), p (10), h (8), zn(4), be (9), k (9), hg (7), ni (6), ag …

a measurement of temperature, a reaction that produces heat, an extremely small piece of something, another name for the molecules involved in a …

long part of bone, jagged bones, growth plate, partial fracture with one side of the bone unharmed, occurs when you have an underlying health …

a tool or object designed for a specific purpose, a connector used to supply power or link devices, a legal right granting exclusive ownership of an …

organisms that have recently evolved from the same organism, process of organisms changing overtime, a branching diagram illustrating evolutionary …

a type of cell division that results in four daughter cells each with half the number of chromosomes of the parent cell, as in the production of …

the lighter part of the shadow created by an eclipse, the first phase of the moon, it has no visible light, entire side of the moon is visible, when a …

a fun board game, but also the bones that keep your brain safe, the total number of cranial bones, the suture where the parietal bones meet the …

period during rotation when earth is facing the sun and it is lighted, includes the 4 compass points of north, south, east and west, period during …

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 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 …

a push or pull acting on an object, a force opposing motion that acts on an object, when an object experiences friction while in a fluid, something …

lost the ability to survive independently and became organelles (e.g. mitochondria and chloroplasts), early membranes trapped organic molecules inside …

energy that comes from changes in the nucleus of a atom, do not use their energy until they move, keep hot or cold in a object, energy stored in …

cells in the epidermis involved in immune defense, outermost layer of the epidermis, the primary type of cell found in the epidermis, transparent …

breaks down and churns food with acid, covering used by trees for protection, responsible for breathing in and out, pumping blood with nutrients and …