Assorted Spring Set, An assortment of 150 compression and extension springs ranging from 15 to 300 mm in length, 4 to 18 mm dia. and 16 to 32 s.w.g in wire thickness, Weight (lb): 5.7, Length (in):7.9, Width (in):7.1, Height (in):5.5
Investigating Wind Energy, book contains 10 hands-on, engaging wind energy experiments for elementary students and a culminating wind energy engineering project.
Disposable Bacterial Filter, disposable microbacterial filter significantly reduces need to sterilize your spirometers flow head, 30 mm ID opening allows for an easy, air-tight fit to the flow head
Human Physiology Experiments contains 14 experiments designed to encourage students to explore the physiology of various human organ systems. This lab book provides instructions for data collection with Graphical Analysis* 4 and Go Direct* sensors only
Go Direct* Surface Temperature Sensor, Range: -25 to 125 deg C, Accuracy: +/-0.5 degC, Response time (from 25 C to 100 deg C in water): 5 seconds, Dimension: 6.8x2.25x1.3cm, Cable length: 1 m, with Wireless: Bluetooth, Wired: USB Connection
Go Wireless* Exercise Heart Rate, Recommended for College, High School, and Middle School Science, excellent hands-free option for continuously monitoring heart rate before, during, and after exercise or while a person is stationary
Go Direct* Temperature Probe, is a rugged, general-purpose temperature sensor that students can use to monitor temperature, Temperature range: -40 to 125 deg C, Handle temperature range: -10 to 45 deg C, Resolution: 0.07 deg C, Connections: Wireless Bluetooth, Wired USB
Go Direct* 3-Axis Magnetic Field Sensor, allows you to determine the magnitude and direction of the magnetic field at any point in space, Measurement range: +/-5 Mt, Operating temperature: -40 deg C to 85 deg C, Dimensions: 19x12.2x0.7 cm, Factory-calibrated
Go Direct* Colorimeter, measures absorbance or transmittance of a liquid sample, Specifications: Range: 0 to 3 (absorbance), Useful range: 0.05 to 1.0 (absorbance), 90% to 10% transmittance (%T), Wavelengths: 430 nm, 470 nm, 565 nm, 635 nm, Connections: Bluetooth, USB
Digital Control Unit, combined with features in Logger Pro, makes control of electrical devices, such as buzzers, lights, motors, pumps, and relays, both straightforward and flexible. The DCU is a great way to introduce hands-on STEM
Flash Photolysis Spectrometer, Spectral coverage: 450-750 nm, Temporal resolution: 100 microseconds, Spectral Resolution: Determined by the interference filter used (10 nm with the included 600 nm interference filter), Minimum time window: 15 milliseconds
Go Direct* Drop Counter, precisely records the number of drops of titrant added during a titration and then automatically converts it to volume, Accurate drop counting at rates up to 6 drops/s, Dimensions: 15.5x4.5x1.8 cm, Opening for drops: 3 cm, Ring stand opening: 16 mm
Go Direct* Melt Station, accurately determines the melting temperature of solid substances, Body Dimensions: 9 cm x 9 cm x 24 cm, Base Dimensions: 13 cm x 15 cm x 1.5 cm, Range: Ambient to 260 deg C, Lighting of control dial: Red LED, Blue LED, Yellow LED, Weight: 1.0 kg
Dynamometer, High Resolution, Material: Aluminum, Colour: gold Metallic, great tool for accurately assessing the weight of an object in both grams and Newton's, It has easy to read markings and is very user-friendly, Size: 0-500gm and 0-5N Capacity, 8.75in length, 4 width, 0.3 weight
Variable Load, used in conjunction with the Energy Sensor to provide a range of resistive loads for projects such as wind turbines or solar panels, Students can adjust the potentiometer to provide resistances between 6 and 255 ohm
Mouthpiece, Disposable, For a more sterile environment, use the cardboard mouthpieces to help eliminate the spreading of contagious material between students
Spectrophotometer Optical Fiber, designed exclusively for emission spectrum experiments, Simply insert the unit into the cuvette holder, and point the tip of the 1 m optical fiber at a light source, wavelength range: 350 nm to 900 nm