Diffraction Grating Slides, 1000lines/mm, Highly efficient embossed Holographic Optical Elements, For the direct viewing and analysis of spectra from different gas tubes and other light sources, Use in conjunction with colored film gels, Dimension: 2x2in
Diffraction Grating Slides, 500lines/mm, Highly efficient embossed Holographic Optical Elements, For the direct viewing and analysis of spectra from different gas tubes and other light sources, Use in conjunction with colored film gels, Dimension: 2x2in
Diy Fuel Cell Science Kit Classroom Pack, You Need To Split Water And Use Its Hydrogen To Generate Electricity Is Included, Whatever You Can Dream Up, What That Electricity Powers Is Up To You, Our Included Activity Guide Or Come Up With Your Own Ideas
Document Analysis: Comprehensive Lab Activities kit, designed to introduce students to the field of document analysis, Kit contains 10 unique sets of materials for 10 groups, Teachers Manual and Student Study Guide copymasters are included.
Educational Diffraction Slide, For Demonstrating The Principle Of The Diffraction Grating And The Way In Which Its Properties Are Dependent Upon The Number Of Lines Per Unit Length. Comprises A Card Mount 90 X 40 mm Approximately With Three 16 X 9 mm Apertures
Effect of Salinity on Seawater kit, Includes: Phenolphthalein Indicator, 1M Potassium Chromate, 0.1M Silver Nitrate, 3M Sodium Hydroxide, Synthetic Atlantic Ocean Water, Gulf of Mexico Water and Pacific Ocean Water, has enough materials for 15 groups
Effectiveness of Sunscreen, Kit, Kit Includes: 15ml SPF 15, 15ml SPF 30, 1 Box Microscope Slides, Electromagnetic radiation in the UV range of the spectrum cannot be perceived by the human eye. Using the Neulog* UVB sensor designed to measure UVB radiation.
Electric Mobility Experiment Set, 6 Different Models Can Be Built With One Chassis, Examines The Strengths And Weaknesses Of Each Solution, Compatible With All Other Horizon Kits, For Measurement, Etc, Includes fixed Steering Function At Front Of The Vehicle
Electrochemical Series, Includes:15 Copper Metal Strips, 15 Zinc Metal Strips, 15 Magnesium Metal Strips, 15 Iron Metal Strips, 15 Aluminum Metal Strips, 75 Filter Paper Strips
Element Groups kit, Activities in this kit focus on developing a better understanding of why periodic trends occur in the elements, Students will perform two sets of experiments focusing on the alkaline earth metals and the halogens groups, contains enough material for 8 groups
Elephant Toothpaste Kit, Includes: 150ml Hydrogen Peroxide, 3%, 30ml Dish Soap, 1 Clear Bottle, 8oz, 5g Yeast, 5 5oz Plastic Cups, 5 Stir Sticks, Demonstration that is classroom safe and shows the effects of a catalyst on a chemical reaction, For grades 2-5