Science Crossword Puzzles

the branch of physical science that deals with the properties of light and vision, describe the nature of light in terms of its wave properties, deals …

increases kinetic energy of particles to increase rate of reaction, lowers activation energy to increase the rate of a reaction, decreases the space …

1 atm pressure, liquid water always changes to gaseous water at 100 degrees celsius, a measure of the random motions of the components of a substance, …

the small part of the electromagnetic spectrum that the human eye can see including the colors red, orange, yellow, green, blue, indigo and violet, …

to bounce off the surface, a curved piece of glass that can change direction of light, the seven colors that make up white light, a wave where the …

scientist who discovered gravity, to push an object without touching it, when one force causes another force to occur, unequal strength acting on an …

a concave lens refracts light rays _ the normal, mirror that curves outwards, if the object is more than two focal lengths from a convex lens, it will …

organism living in or at the expense of another living organism, ticks and insects, any immature stage of a parasite, stage following the larval …

the process of sterilization often reserved for category 3 rooms and safety cabinets, the process of sterilization using gamma rays, type of indicator …

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

one complete orbit of a planet around the sun, or the moon around the earth, also called petroleum; a fossil fuel formed from dead algae and plankton …

is used in the production on cheese and yoghurt, part of the bodies first liine of defence that surrounds your body, how yeast cells replicate, the …

how well a substance conducts electricity or heat energy, describes how matter responds to a magnetic field, the way the surface of a substance looks …

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, …

male reproductive part of the plant, present in the air and are covered by a hard protective coat to bear low humidity and high-temperature …

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 …

provide energy and found in foods like bread and pasta, needed for growth and repair, found in meat and beans, another name for fats, found in butter …

property of metal to be easily broken into pieces or powder form, a mineral deposit containing enough metal to allow economical recovery of it, a type …

able to dissolve, element we breathe in to survive, process where particles septa and spread evenly throughout mixture, state of matter where …

vertical plane that runs directly down the middle of the body, dividing it into right and left, the body is lying down with face pointing upwards, …

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

blood vessel that carries oxygenated blood from heart to all the body parts, blood vessel that carries deoxygenated blood from heart to the lungs, …

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

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 …

which is the most present gas in air?, what are at the end of every bronchiole?, which lung is smaller?, what is the addictive and harmful chemical in …

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

transfer of energy by electromagnetic waves, temperature scale scientists use, lowest temperature possible, equal to zero kelvins, circular motion …

a stable subatomic particle with a charge of negative electricity, found orbiting the nucleus of an atom, the name given to a horizontal row of the …

proceeds with a net release of free energy and is spontaneous, law of thermodynamics: energy of the universe is constant, release energy by breaking …

the temperature scale on which water freezes at 32 degrees and boils at 212 degrees, the ability of an object to transfer heat or electricity to …