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"Time+Learning+Activities"

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Diffraction of electrons at a polycrystalline lattice (Debye-Scherrer diffraction)

Item Number:  (470220-112)
Debye–Scherrer Diffraction

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Rocket

Item Number:  (470163-206)
Rocket Viking*, Length: 12.1 inch, Diameter: 0.74 inch, Estimated Weight: 17 g, Card Stock Fins, Self-stick Decals, Streamer Recovery, Projected Max Altitude: 1600 feet

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Sunbender Do-It-Yourself Solar LED jar light kit

Item Number:  (470118-650)
Sunbender Do-It-Yourself Solar LED jar light kit, prewired, no soldering, 3V 70mA Polycrystalline Solar Panel, Dusk/dawn circuit board, 2 Bright 5mm LED's, 2 AAA NiMH rechargeable batteries, Battery holder and wires.

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Mole Set

Item Number:  (470220-776)
Mole Set, 4 Metal Bars that Represent in 1 Molein of the Element - Copper, Iron, Zinc, Aluminum, Dimensions: 3.5 x 2.5 x 2 in, For molar mass

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Geoblox TEKS Grades 3&4 Block Models

Item Number:  (470222-816)

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X-rays physics

Item Number:  (470220-122)
Bragg reflection:diffraction of X-rays at a monocrystal Investigating the energy spectrum of an X-ray tube as a function of the high voltage and the emission current Duane-Hunt relation and determination of Planck's constant Moseley's law and determining Rydberg constant

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Pulley and gear

Item Number:  (470164-864)
Pulley and gear, 4 Sizes of black pulleys (10 each size). 10 mm, 20 mm, 30 mm & 40 mm. Fits a toy motor, 2 mm shaft which can be bored out to 3 mm.

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Solar-Powered Car

Item Number:  (470117-792)

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Jolly Bulb Metal

Item Number:  (470157-716)
Avg. Ratings: 3.0 (1 Review)
Jolly bulb metal - superior, Palm-sized, hollow metallic ball with a manometer connected to it for demonstrating change of pressure in a closed volume of air when heated or cooled, 80 mm diameter

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Replacement tube, Material: Ridged plastic, CM Graduated, For Resonance Apparatus

Item Number:  (470229-056)
Replacement 98 cm Graduated Tube

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Resonance Apparatus

Item Number:  (470218-748)
Resonance Apparatus, Acrylic tube approx. 98 cm long and 2.5 cm diameter mounted on retort stand with clamp and boss, with metal vessel, connecting tubing and spring clip supported on iron ring. Dimensions: Weight (lb) 4.8x Length (in)39.0xWidth (in)3.9xHeight (in)3.1

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Determining the gravitational constant

Item Number:  (470220-084)
Determining the gravitational constant, with the gravitation torsion balance after Cavendish- Measuring the excursion with a light pointer, Required but not included: Laser light pointer

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Manometer

Item Number:  (470219-420)
Manometer without Stopcock, to highlight the variation of pressure in a liquid with depth. It consists of a pressure capsule of 35 mm placed in a bent steel tube, measured by a pressure gauge mounted on a graduated support. Includes beaker

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Book

Item Number:  (470219-224)
Chemistry Investigation, Book, provides AP Chemistry students with 16 inquiry-based laboratory experiments aligned with the inquiry investigations, provides a comprehensive set of resources for the AP Chemistry teacher, including sample data, sample analysis and calculations

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Differential Model

Item Number:  (470157-238)
Differential Model, permits the instructor and student to manually turn the handle and apply a load to the transparent wheels to demonstrate the differential mechanism, permits power from the engine to be transmitted to a pair of driving wheels.

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Conductivity of Solutions Demonstration

Item Number:  (470199-910)

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