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391 free science experiment photos from Freerange
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Smoke Emerging From Telescope
A black and white image capturing smoke billowing out of a telescope, creating a contrast against the dark background. The smoke appears to be swirling and expanding as if reacting to an unseen force.
DNA - Genetics - Genes
DNA - Genetics - Genes
Ascaris lumbricoides
Ascaris lumbricoides microscope slide cross section.
Thin layer chromatography
Chemistry of thin layer chromatography with plate, solvent and samples.
Test tube containing sucrose
Combustion reaction using sucrose to produce caramel and steam.
Microbiology
Spread plate techniques.
Science Background
Science objects with texture.
Close-Up of Blue and Black Substance
This detailed shot captures a close-up view of a mysterious blue and black substance, showing intricate patterns and textures. The colors blend seamlessly, creating a captivating visual effect.
Morphology of Geobacillus stearothermophilus
The colony morphology of Geobacillus stearothermophilus. A thermophile that causes food spoilage.
Cuvettes containing red, blue, and yellow solutions
Cuvette used in spectroscopy.
Bacteria
E. coli growing on EMB agar.
Erlenmeyer flask
Erlenmeyer flask used for chemical titrations.
pH meter
Analog pH meter with electrode, pH 7 and 4 buffers.
Acetic acid in a reagent bottle
A reagent bottle containing acetic acid.
Listeria monocytogenes
Food safety pathogen Listeria monocytogenes isolated on agar from a food sample
Oedogonium
Microscope view of freshwater algae Oedogonium.
Bacteria Growing in Dish
Different shaped colonies of bacteria, yeast and mold growing on agar plates from enviromental samples.
Person Melting Substance in Metal Pot
A person is shown melting something in a metal pot over a flame. The process involves heating up the substance until it reaches a liquid state, likely for cooking or crafting purposes.
Test Tube in a Beaker on a Hot Plate
Hot plate with beaker and test tubes.
Bacteria growing on EMB agar
Zone of inhibition produced by Lingonberry extract on an EMB agar plate containing E. coli and a control.
Muscle Meat - Biopsy
Fixed slide cross section of muscle tissue, 100x microscope view
Microscope
Microscope and slide.
Analyzing histogram with magnifying glass
Analyzing histogram with magnifying glass
Fungi
Different shaped colonies of bacteria, yeast and mold growing on agar plates from enviromental samples.
Science
Chemistry glassware.
Cobalt burning in flame
Cobalt solution burning on a wooden splint in a bunsen burner flame.
Plant Cells
A microscopic view of plant cells, one of which is dividing
Red Blood Cells
Human red blood cells
Microscope
Retro microscope with food.
Ethanol
A bottle of ethanol with its chemical structure.
Gas chromatography equipment
Syringe, vial, and GC capillary column used for separating volatile molecules.
Chemistry
Chemistry book and glassware
Infectious Microbes on Blood Red Background - Virus and Bacteria
Infectious Microbes on Blood Red Background - Virus and Bacteria Illustration
Microbiology
Bacteria growing on a petri plate.
Gas Chromatography Equipment
A GC column, vial, and syringe.
SPME
Solid phase microextraction holder used in gas chromatography.
Gram negative rods
Gram negative rods with spores. Viewed under the microscope at 1000x.
Chemical solutions
Chemical solutions glowing uner a black light.
Scientist Working on Laptop
Scientist Working on Laptop
Microbiology
Microorganisms growing.
Chemical reaction forming lead iodide.
Lead iodide reaction
Three different beakers
Beaker containing a solution.
Flask and condenser
Condenser connected to a flat bottom flask.
Red Fish Scale
Fish scale fixed on a microscope slide.
Group of students watching teacher show science experiment
Group of students watching African American teacher showing science equipment experiment in the classroom at school. education and learning concept
Bacteria
Rod bacteria viewed under a microscopy at 1000x.
Chemical Distillation
Chemical distillation with hot plate, mixer and thermometer.
Silver chromate reaction
Lead chromate chemical reaction.
Reagent Bottle
A chemical storage bottle.
Lab Equipment - Laboratory Glassware
Lab Equipment - Laboratory Glassware
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