Science Crossword Puzzles
Our Solar System
telescope : an instrument for making distant objects seem nearer or larger, universe : all things, everything in space, satellite : a smaller planet that …
Atomic Structure and Periodic Table
mixture : elements or compounds, without a chemical bond, proton : which particle had a positive charge, dalton : the creator of the plum pudding model, atoms …
Meteor Shower
solar system : a star and all of the objects that travel around it., comets : balls of rock, dust, and ice that orbit the sun., meteoritics : the study of …
Solar Power Food Chains
photosynthesis : the process by which plants convert carbon dioxide into their food, by using the energy derived from the sun., producer : an organism that …
The Digestive Process
liver: large organ that produces bile., amylase: digestive enzyme found in saliva and pancreatic juices , pharynx: the tube-like muscular organ that extends …
Lunar Exploration
yutu : name of china's moon rover, luna: name of the first soviet space program to the moon, meteors: scientists believed moon craters were made by these, …
Medical Science
pathogen : a disease causing microorganism, pandemic : an unusually high outbreak of new infectious disease that is spreading through the human population …
Scientific Discoveries
steam engine : the technology advanced by james watt, crucial to the industrial revolution., dna : james watson and francis crick's famous double helix …
Energy Changes
positive : a .................enthalpy change represents an endothermic reaction., cold : when ammonium chloride is added to water, the beaker will feel …
Celestial Bodies
astronomy: the law or science of celestial bodies, stars: composed of hot gases that radiate energy, planets: bodies that revolve around the sun within their …
DNA and Gene Expression
transcription: the process in which dna is used to build a messenger rna., deoxyribose: sugar found in dna, replication: the process in which dna makes a copy …
Matter - Phase Change
endothermic : in an ___ change the energy is absorbed into the substance., exothermic : in an ___ change the energy is release from the substance, condensation …
Chemistry - Atoms, Elements and Compounds
right : non-metals are found on which side of the period table?, alkali : very reactive metals are known as _______ metals, nucleus : found at the centre of an …
