Science Crossword Puzzles
Machines & Mechanisms
motion : when something moves from one place to another or changes position., spur gear : the simplest and most common type of gear., machine : a device that is …
Physical and Chemical Change
chemical bond : an attractive force that holds two atoms together, chemical change : a change in matter that forms one or more new substances, combustion : a …
Soluble and Insolube Subtances
soil : insoluble substance; we plant flowers in _________ , metal : insoluble substance; ________ is hard and heavy, chalk : insoluble substance; we use …
Atoms and Molecules
element : matter that is made up of only one type of atom, atom : smallest piece of an element, sodium : the na in table salt's formula, crystal : a type …
Cell Theory History
schwann : last name of the man who developed cell theory, anton : first name of the man who invented the single-lens microscope, preexisting : all cells come …
Water Transport in Plants
stomata : tiny holes in the leaf that water vapour escapes from., transpiration : how water moves up the plant, evaporate : what happens to the water when it …
Structure and Function of the Kidney
osmoregulation: the control of the amount of water in the blood. , proximal tubule: reabsorption occurs here, bladder: a structure that stores urine. , …
Movement Into and Out of Cells
diffusion : the movement of molecules across a membrane from high to low concentration, flaccid : a description of a plant cell that is soft, mitochondria : …
Diffusion, Osmosis & Active Transport
diffusion : process by which molecules move from an area of high concentration to an area of low concentration, osmosis : movement of water across a …
Solar System
venus: a planet that formed closer to the sun than earth but not closest to the sun, asteroid: a small rocky body that orbits the sun, solar system: the sun, …
Cell Organelles
An organelle is a subcellular structure that has one or more specific jobs to perform in the cell, much like an organ does in the body.
