Science Crossword Puzzles

Free printable science crossword puzzles. Download pre-made or create your own Crossword using our crossword maker. Simply download, print and start playing or play online.

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Thermodynamics crossword puzzle
Thermodynamics

1 atm pressure, liquid water always changes to gaseous water at 100 degrees celsius, a measure of the random motions of the components of a substance, …

Photosynthesis / Respiration crossword puzzle
Photosynthesis / Respiration

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

Photosynthesis & Cellular Respiration crossword puzzle
Photosynthesis & Cellular Respiration

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

Abiotic and Biotic Factors crossword puzzle
Abiotic and Biotic Factors

all of the nonliving parts of an ecosystem, any individual living thing, the transfer of energy from one organism to another through a food chain or …

Human Digestive System crossword puzzle
Human Digestive System

the first part of the small intestine, one of its main tasks is to neutralise stomach acids passing into the intestines, as well as making bile, this …

Gravity and Space crossword puzzle
Gravity and Space

the cloud of dust and gas that the solar system came from, the space a object takes up, the closest star to the solar system besides the sun, the …

Parts of the Body Quiz crossword puzzle
Parts of the Body Quiz

a chair has four of these. you have two, people often get these pierced, you have 32 of these and you use them to eat, you use this part of the body …

Stem Cells crossword puzzle
Stem Cells

the process whereby cells become specialised for a particular function, stem cells taken from unused fertilised eggs after ivf treatment, part of the …

The Universe crossword puzzle
The Universe

object is furthest from the sun, a cloud of dust and gas, a large collection of stars, gas, and dust that is held together by gravity, the inward …

The Cell Cycle, Mitosis and Meiosis crossword puzzle
The Cell Cycle, Mitosis and Meiosis

binary _ _ _ _ _ _ _ , in meiosis the number of chromosomes are _ _ _ _ _ _ _ by half, sexual reproduction occurs in a _ _ _ _ _ , phase of mitosis …

About Bacteria crossword puzzle
About Bacteria

process that lets organisms get energy from food. (2), type of asexual reproduction that happens in bacteria. (2), process where food is heated to a …

The Alkali Metals crossword puzzle
The Alkali Metals

this happens to the surface of an alkali metal when it reacts with oxygen, this gas is produced when an alkali metal reacts with water, sodium _ into …

Bacteria and Viruses crossword puzzle
Bacteria and Viruses

strand of dna or rna surrounded by a layer of protein that can infect and replicate in a host cell, long whiplike structure on bacteria, a mixture …

Hearing Conservation crossword puzzle
Hearing Conservation

sound is measured in this unit, type of equipment we use to determine employee exposure to noise, hearing protection is required when your noise …

Genetics and Heredity crossword puzzle
Genetics and Heredity

lowercase r is an example of a _ trait, a mule is an example of a.., skin color, height, eye color are examples of.., the allele combination or …

Transpiration crossword puzzle
Transpiration

the concentration of water vapour in the air (8 letters), the process of breaking down food to release energy in plants and animals (11 letters), the …

Human Anatomy crossword puzzle
Human Anatomy

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 …

The Human Respiratory System crossword puzzle
The Human Respiratory System

muscle that helps your lungs pull in air and push it out, muscular tube through which food passes from the pharynx to the stomach, tiny air sacs in …

Sir Isaac Newton crossword puzzle
Sir Isaac Newton

what theory did he develop?, whose house did he threaten to burn down?, what type of math did he develop?, who said he was the smartest person to ever …

Heat Transfer crossword puzzle
Heat Transfer

energy that is transferred from one body to another as the result of a difference in temperature, degree of hotness or coldness of an object, heat …

Water movement through Plants crossword puzzle
Water movement through Plants

evaporation of water from the surface of a leaf, the movement of water from an area of high to low water concentration through a semi-permeable …

Transport in Plants crossword puzzle
Transport in Plants

process of transporting sugars and other organic compounds in the phloem, organ where photosynthesis primarily occurs, plant organ or tissue that …

Bones and Joints crossword puzzle
Bones and Joints

immovable joints (pl.), slightly movable joints (pl.), freely movable joints (pl.), "bone-makers" (pl.), "bone-breakers" (pl.), …

Forces and Motion crossword puzzle
Forces and Motion

a push or pull on an object, the amount of force needed to move an object, when two forces acting on an object are equal and opposite, when an object …

Ionic and Covalent Structures crossword puzzle
Ionic and Covalent Structures

a chemical bond resulting from the transfer of electrons, this shows the elements in the compound and the ratio of atoms, in a covalent bond, …

Electric and Magnetic Forces crossword puzzle
Electric and Magnetic Forces

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 …

Plants Vocabulary crossword puzzle
Plants Vocabulary

process by which green plants use sunlight to change water and carbon dioxide into sugar, scientific study of plants, green substance found in green …

Natural Selection & Charles Darwin crossword puzzle
Natural Selection & Charles Darwin

the kind of birds that darwin noticed on the galapagos islands, blend in with surroundings, any variation that makes an organism better suited to its …

Planet Mercury crossword puzzle
Planet Mercury

the innermost planet, mercury is the smallest planet, mercury doesn't have any, how many earth days is one year on mercury, mercury has no-, …

Endothermic and Exothermic crossword puzzle
Endothermic and Exothermic

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 …