Science Crossword Puzzles

space traveller, a massive system of stars and planets, instrument to view distant celestial objects, the red planet, artificial object orbiting a …

inflammation due to fluid and pus buildup in the heart, valve between the right atrium and right ventricle, narrowing of a valve or great vessels of …

a reaction that absorbs energy, a reaction that releases energy, a substance that can increase the rate of a reaction without being used up, the …

an enzyme that breaks down starch into sugars, an enzyme that breaks down proteins into amino acids, an enzyme that helps break down fats into fatty …

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

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

this loop of _ is comprised of the descending and ascending limbs. bonus: also called the _ loop, precursor to urine, t/f: it is common to have …

the process by which plants use energy from the sun, via chloroplasts, to produce sugars, and oxygen, the green pigmentation within chloroplasts, …

when light is taken in instead of bouncing or bending, energy that travels in waves to the ears, this happens when light bounces off a surface, this …

chromosome condition of a cell which has two sets of chromosomes, chromosome condition in which a cell has only a single set of chromosomes, the type …

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

this is dark during a lunar eclipse, getting smaller, the moon takes 27 days to _ around the earth, the quarter of the moon when it is light on the …

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 …

external, protective coating that protects the body systems from the outside elements, collection of similar cells that perform a particular function, …

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, _ …

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, …

a star that suddenly increases greatly in brightness because of a catastrophic explosion that ejects most of its mass, one who studies the night sky …

splitting of a nucleus into smaller fragments that results in the release of neutrons and a large amount of energy, the type of radioactive decay in …

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 tool used to measure liquids, a special kind of glasses that protect your eyes, a container used for heating or mixing liquids, a hot tool used to …

the study of the biology of organisms such as viruses, bacteria, algae, fungi, slime molds, and protozoa, the study of blood and blood disorders, …

fear of the number 13, where is mission control located?, of or pertaining to the sun, of or pertaining to the earth, the flight director in houston, …

male reproductive system, pump blood throughout body, responsible for the first step of digestion, something made of long, curved individual bones …

the action of breathing air out of the lungs, organs of the respiratory system where gas exchange happens, muscles between the ribs that aid …

energy that gives us power, when there are more positive charges, magnets have a _ and south pole, when equal forces act on an object, sign for …

the coarse particle that is the largest of the three particle sizes, the middle particle size, the smallest particle size, combination of all three …

kinetic energy is the energy of, when a liquid becomes a gas, when a liquid becomes a solid, when a solid becomes a liquid, the particles only vibrate …

respiration that uses oxygen to release energy, respiration that happens without oxygen, the process that releases energy from food, a sugar that is …

the name for the group of bones that make up a beautiful person’s “money maker”, the total number of facial bones, the only bone that isn’t …

can be used as the body for hydraulic jacks, grade m is also known by what number?, alloy of copper and zinc, strain age embrittlement is caused by?, …