Science Crossword Puzzles

the smallest part of a substance that can exist, a number of atoms bonded together, a substance made up of only one type of atom, a substance made up …

things in motion tend to stay in motion, it takes the earth a full year to do complete this motion, a shooting star headed towards the earth, …

it is defined as an operator on the wave function in quantum mechanics, a rapidly-emerging technology that harnesses the laws of quantum mechanics to …

it's a boring element, it's that yellow shiny stuff that everyone likes, put this in a balloon to make it float really high, can only be …

these structures have digestive enzymes for destroying toxic materials in the cell, this nucleic acid bonds to an amino acid floating around the …

_ creators are left by meteorites, this word means moon, _ 's law says that nearby galaxies are moving away from us slowly, this planet is the …

the largest planet, smallest planet, blue gas giant, home of the giant red spot, share orbit with jupiter, evening star, home of crushing atmosphere, …

flatworms, ciliated larvae of molluscs, arthropods have jointed _ , animals that lack a body cavity, specialized cells that engulf bacteria by …

a part of a living organism (stomach, kidney, liver), a group of cells that work together, the study of the passing of traits from parent to …

initial phase where bacteria adjust to new environment, phase of maximum cell division (exponential growth), phase where growth rate equals death …

use fossil remains to understand different aspects of extinct and living organisms, _ selection - process in which an organism adapts to its …

made of rna; where proteins form, an organism composed of two or more cells, outer layer of the cell that controls movement of materials into and out …

the control center of a cell, housing genetic material, powerhouses of the cell, providing energy through respiration, tiny structures where proteins …

it has two divisions, sperm and egg cells, only one set of chromosomes, replicating dna, where the cell division happens, the chromosomes search for …

you should date and neatly underline your......, you should always ask to go outside to drink this, should not be worn in school anyway!, always tie …

a diagram showing only the outer valence electrons of an element, when an element loses electrons it has this charge, this soft metal is highly …

refers to layers of cells, cell division, cells which have an elongated shape, humans are created by, what is the first stage of cell division, …

a person who studies fossils, a type of fossil that is the preserved remains of an organism, such as bones, the current era, known as the 'age of …

tiny air sacs surrounded by tiny blood vessels, any of the major passages of the lungs which diverge from the windpipe, tiny tubes taking air to the …

a star that has expanded and cooled, resulting in it becoming much larger and cooler than it was before it expanded, a large ball of mostly hydrogen …

the type of muscle that moves without you thinking, the type of muscle that moves when you tell it to, muscles that can be found in your stomach and …

_ has a storm system known as the great red spot, the inner planets are often called the _ _ (two words), the sun is closer than other stars, but it …

the transfer of heat through liquid or gases by molecular motion, anything that has mass and takes up space, copper, silver and iron are the example …

trap sunlight and make food for the plant, supports the plant to keep it upright so that leaves can receive as much sunlight as possible, can only be …

quarter where left half of the moon is illuminated, quarter where right half of the moon is illuminated, eclipse when the moon covers the sun, eclipse …

undeveloped shoot, where the petiole base attaches to the stem, stalk that holds the leaf away from the stem, flattened green surface for absorbing …

these organic substances that do not break up or dissociate when placed in water solution, a ph higher than 7 indicted it is a _ , this is water that …

a reaction where an acid and an alkali cancel each other out, the scale used to measure how acidic or alkaline a substance is, a substance that …

a combination of a substance's kinetic and potential energy, the state of matter with the highest amount of potential energy, particles in this …

powerhouse of the cell where cellular respiration takes place, process that releases energy by breaking down food molecules with oxygen to turn atp …