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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Respiration and Moving crossword puzzle
Respiration and Moving

large tube leading from the trachea into a lung, area inside the body between neck, ribcage, backbone and diaphragm, organ that helps with breathing, …

Fossils & Evolution crossword puzzle
Fossils & Evolution

what is the time period between the birth of one generation and the birth of the next in a family or species?, what is the process of gradual change …

Noble Gases crossword puzzle
Noble Gases

can be found in natural gas deposits, used in advertisement signs, chemical symbol is ar, found in earth's atmosphere and some meteorites, name of …

Laboratory Instruments crossword puzzle
Laboratory Instruments

used to hold, mix, or heat small quantities of solid or liquid chemicals, a flat-bottomed laboratory flask that tapers upward to a straight neck, a …

The Metals crossword puzzle
The Metals

sn, k, li, ir, ti, pb, fe, cr, cu, au, al, co, ag, mg, zn, hg, ni, ca, na, pt

Our Body Systems crossword puzzle
Our Body Systems

long nails trap dirt and _ , when food changes inside our body into simple substance, when we sit, stand and walk we should always hold our heads up …

Biology Lesson crossword puzzle
Biology Lesson

the resemblance of one species to another for protection or deception, often seen in insects and snakes, an animal lacking a backbone, such as …

The Skeletal System crossword puzzle
The Skeletal System

slightly movable joints, the place where two bones come together, bone shape that is thin and flattened e.g. sternum, freely movable joints, bone …

Cellular Energetics crossword puzzle
Cellular Energetics

increases the concentration of hydronium ions, decreases the concentration of hydronium ions, the measure of how acidic or basic a substance is by …

Organic Chemistry Review crossword puzzle
Organic Chemistry Review

the type of hydrocarbon with at least one carbon-carbon double bond, a process used to separate the components of a mixture based on their boiling …

Minerals for Health crossword puzzle
Minerals for Health

necessary for water balance and stomach function. too low can cause headaches, it's important for growing bones and teeth and converting food to …

Cystic Fibrosis crossword puzzle
Cystic Fibrosis

more controlled and less exhausting alternative to coughing, cf stems from a mutation of the _ gene, most effective for a cf diagnosis, clapping or …

All About the Labs crossword puzzle
All About the Labs

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

Organ System Overview crossword puzzle
Organ System Overview

organ system that is a fast-acting control system of the body; responds to internal and external changes by activating appropriate muscles and glands, …

Plant Science crossword puzzle
Plant Science

plant that completes its life cycle in 2 years, makes the food for the plant through photosynthesis and stores the food, attracts insects for …

Organogenesis crossword puzzle
Organogenesis

germ layer which eventually gives rise to the epidermis and nervous system, germ layer which eventually gives rise to the bones, dermis, and tissues, …

Biology - Plants crossword puzzle
Biology - Plants

place of photosynthesis, egg inside ovary, produces eggs for flower, vascular tissue that transports sugar and nutrients up and down the plant, a type …

Light, Emission Spectrum, & Big Bang Theory crossword puzzle
Light, Emission Spectrum, & Big Bang Theory

this is the most abundant element in the universe, this law tells us galaxies that are farther away move faster, cosmic microwave background is …

Bones Anatomy crossword puzzle
Bones Anatomy

hand bone, knee bone, finger & toe bones, large lower leg bone, lower arm bone on the thumb side, skull bone in back of head, hip bone, five …

Neuron Cell crossword puzzle
Neuron Cell

allows the neuron to conduct electrical impulses down to another neuron, or any type of cell by the release of signals into the synapse, protect the …

Light Energy crossword puzzle
Light Energy

describes materials that allows some light to pass through, but not all, bending of light, describes materials that do not let any light pass through …

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 …

Protein Function crossword puzzle
Protein Function

a side-nitrogen of highly conserved residue. it exists in coordination bonds within globins, a molecule bound reversibly by a protein, the second …

Chemical Changes Revision crossword puzzle
Chemical Changes Revision

a reaction in which a more reactive element takes the place of a less reactive element in a compound, a positive ion formed from the loss of …

Circulatory System and Nervous System crossword puzzle
Circulatory System and Nervous System

the double-layered membrane surrounding the heart, the part of the brain that maintains the balance of the body and coordinates voluntary activities, …

Cellular Respiration / Photosynthesis crossword puzzle
Cellular Respiration / Photosynthesis

fermentation used by bacteria and yeast to create bread, generates the carbon dioxide in cellular respiration, the green pigment where photosynthesis …

Protons, Neutrons and Electrons crossword puzzle
Protons, Neutrons and Electrons

this is determined by how many protons or electrons are in an atom, the part of the atom with a negative charge that circles around the atom, the _ of …

Cell Structures and Functions crossword puzzle
Cell Structures and Functions

each of these performs its own function in the cell, largest organelle, contains chlorophyll which causes plants to be green, no membrane bound …

Legume Morphology crossword puzzle
Legume Morphology

having many leaves or leaflets, region of the embryonic axis that is located between the cotyledonary node and the radicle, germination type that the …

Mitosis and DNA Replication crossword puzzle
Mitosis and DNA Replication

type of sugar found in dna, the stage of mitosis in which the chromosomes become arranged in the equatorial plane of the spindle, phase of mitosis …