Science Crossword Puzzles

the process in which some substances spontaneously emit radiation, the rays and particles emitted by radioactive material, the process by which …

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

a solid formed during a precipitation reaction, a chemical compound formed when atoms share electrons, a chemical compound formed from positive and …

large resolution and m/z range but very expensive (type of mass analyzer), the _ factor k' is the time spent in the stationary phase/time spent …

a measure of how much heat a substance has, the amount of stuff in something, property of a magnet; attracted to objects containing iron, can go below …

another name for a molecule which is used to signal cells, a protein on or inside the cell which binds to the signal molecule, signal _ is when a …

how many kinds of primary taste sensations are there?, this is in the posterior chamber behind the lens, the outer layer of the eye is called what?, …

known as the red planet, the inner planets are also known as _ planets, the second largest planet in the solar system, envelope of gases surrounding …

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

nerve cells at the base of the cerebrum which help smooth out movement of the body, coordinates automatic functions like sleep, temperature, and water …

cells with 1 set of chromosomes, mitosis time when sisters pull apart, reproduction that needs no mate, part of inter-phase where dna is replicated, …

the smooth inner layer of the heart, where the heart is located in the thoracic cavity, pointed end of the heart, middle (muscle) layer of the heart, …

the agonist muscle when preparing the throw a dart, the type of muscle that never stops working until you die, attaches muscle to bone, the type of …

when the moon fully blocks the sun, the amount of time it takes for the earth to revolve around the sun, when the moon is fully illuminated, the …

a particular trait that helps an organism survive in its environment, structural difference that perform the same function like different types of …

cranial nerve i, relays sensory data from nose to brain, function is sense of smell, cranial nerve ii, connection is eye to brain, function is vision, …

distance light can travel in a year, result of 2 objects rubbing together causing a slowing down, unit used to measure distance in space, branch of …

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 …

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 …

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 …

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, …

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

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 …