Science Crossword Puzzles

# of waves that arrive per second and determines our perception of pitch, snail-shaped, this part of the ear is especially critical in hearing things …

a ratio expressed as a fraction that equals one, the ratio of the actual yield to the theoretical yield of a material, the volume occupied by 1 mole …

the measure of how far an object moves in a given amount of time, the rate at which velocity changes, a quantity that has both size and direction, a …

the black round parting the middle of your eye, of or related to the inside of your eye, see night blindness, a malignant tumor that forms on your …

describes the tail region of a phospholipid, solution with equal solute to the cell, describes the head region of a phospholipid, type of transport …

from what element do plants extract carbon dioxide during photosynthesis? & in cellular respiration what element is released as carbon dioxide …

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 …

if no oxygen is available, cells can obtain energy through the process of, the phase of photosynthesis responsible for mainly producing glucose, …

a bony structure that forms the head in most vertebrates. it supports the structures of the face and provides a protective cavity for the brain, there …

wrist bones, collarbone, skull bone, thigh bone, thinner lower leg bone, upper arm bone, hipbone, palm bones, foot bones, kneecap, fingers and toes, …

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

the _ nervous system increases heart rate and stroke volume, the _ muscles are attached to the chordae tendineae, what is the amount of blood pumped …

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

c1, very first bone in the neck, c2, second bone in the neck, neck region of spine, chest region of spine, lower back region of spine, long, thin, …

a hierarchical structure that depicts the patterns of energy flow between different tropic levels within an ecosystem, refers to a relationship in …

take in food, digest food into smaller molecules and absorbs nutrients, protects organs, provides shape support, stores materials(fats, minerals), …

system bring oxygen to the body, blood vessels that carry blood toward the heart, stretchy sac for temporarily storing urine, blood cell that defends …

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 …

the rate at which an unstable nucleus decays, particle made up of a helium nucleus, the unit of radioactive decay, name of the model of the atom that …

the _ is the primary source of scatter radiation, "radiation burn", controls the black and white, _ is a object that has been in contact …

set of three nitrogen bases that represents an amino acid; order of nitrogenous bases in mrna determines the type and order of amino acids in a …

something burning, heat always _ from hot to cold, deals with matter and energy, the starting chemicals of a reaction, one of the products of …

atoms with the same number of protons but a different mass number, when a ligand has multiple coordination sites and will bond to a metal center in …

a chemical bond resulting from the transfer of electrons, this shows the elements in the compound and the ratio of atoms, in a covalent bond, …

the process by which white blood cells engulf and digest invading pathogens, a type of white blood cell that produces antibodies in response to an …

a device that uses a magnet to convert sound into electrical charges, an electrical circuit that produces a magnetic field, materials that do not …

the _ happened 13.7 billion years ago when time, space, matter, and energy began to exist, the universe as we know it today began as a hot, dense …

changes in the dna sequence, a type of mutation where one nucleotide is replaced with another, a mutation that shifts the "reading frame" of …

the only yellow metal, the universe’s most abundant element, has the atomic number 47, has the highest melting point out of all the metals, …

injectable induction agent known for rapid recovery, alpha-a agonist commonly used for sedation and analgesia, volatile anaesthetic agent with a lower …