Showing 2337–2352 of 2574 results
PHY-MESS-40 CELESTIAL STAR GLOBE
SSI-PHY-MESS-40
Study the stars with your own planetarium! This unique 12” diameter globe clearly and simply demonstrates the apparent relationship between Earth and the stars, planets, galaxies and other celestial objects in the universe. Globe can be set to reflect constellation position according to time and place to show the actual
PHY-MESS-41 TELLURIUM
SSI-PHY-MESS-41
A high quality tellurium designed to demonstrate on a large scale the relative movements of the Sun, Earth and Moon, so as to understand the causes of a number of phenomena such as day and night, changing length and direction of shadows, seasons of the year, phases of the Moon,
PHY-MESS-42 EXPLORING THE EARTH MOON SYSTEM
SSI-PHY-MESS-42
This kit includes our Orbiter, Micro slide Viewer and lesson sets. A 44-page Teacher’s Guide with activities using the above two products as well as many other hands-on experiments and extension activities. EEMS Lab and Teacher’s Guide
PHY-MESS-43 PROJECT PLANETARIUM SET
SSI-PHY-MESS-43
Bring the mysteries of the solar system into the classroom with a project Planetarium Set. For individual or small group use, our set lets students plot eclipses, moon phases and planet positions. Includes a study guide, solar system chart and mini Sun-Moon-Earth model.
PHY-MESS-44 SOLAR SYSTEM MODEL (THE ORBIT ORRERY)
SSI-PHY-MESS-44
For demonstrating the overall shape of solar system, and the main movements of the planets. The apparatus has all the nine planets of Solar System from Mercury to Pluto on revolving arms with the biggest sphere representing sun positioned at the center. The planets are relative to their size as
PHY-MESS-45 RAIN GAUGE COPPER BRITISH PATTERN
SSI-PHY-MESS-45
All sheet metal construction of copper provided added durability to the apparatus. comprises a 125mm funnel, an inner receiving vessel and outer body, all of copper, along with a glass measuring cylinder graduated 0-10mm × 0.1mm (100 divisions).
PHY-MESS-47 ANEMOMETER
SSI-PHY-MESS-47
This small anemometer is perfect for younger students to use in determination of wind speed. Cups are mounted on horizontal arms extending from the axis with one red cup being used to determine the number of rotations. Made of corrosive resistant materials, the unit is perfect for prolonged outdoor use.
PHY-MESS-48 WIND VANE
SSI-PHY-MESS-48
Economical, attractive wind vane with bearing mounted on steel pivot and direction indicator. Fitted on cast iron base. With bearings mounted on steel pivot. Complete with metal base and direction indicator as shown.
PHY-MESS-49 BAROMETER THERMOMETER HYGROMETER GAUGE
SSI-PHY-MESS-49
Hygrometer, Barometer, Thermometer dial type Mount on stand. Hygrometer Scale 0-100, Resolution: 2%, Barometer Scale: 28-31 IN Hg & 930-1050 hPa, Resolution: 0.1 IN Hg & 0.2 hPa, Thermometer Scale: -30°C to 50°C, -20F to 120F, Resolution: 1°C
PHY-MESS-50 BAROMETER GAUGE
SSI-PHY-MESS-50
Circular dial type, Scale: 28-31 IN Hg & 930-1050 hPa, Resolution: 0.1 IN Hg & 0.2 hPa Mount on stand.
PHY-MESS-51 HYGROMETER GAUGE
SSI-PHY-MESS-51
Circular dial type. Scale 0-100% Resolution: 2% Mount on stand.
PHY-MESS-52 THERMOMETER GAUGE
SSI-PHY-MESS-52
Circular dial type Scale: -30°C to 50°C, -20F to 120F, Resolution: 1°C Mount on stand.
PHY-MESS-53 EUROPEAN ILLUMINATED ORBITER
SSI-PHY-MESS-53
This model can be plugged into a standard wall outlet to illuminate the sun to effectively demonstrate daylight, night, seasons, and phases of the moon. 6′ Power cord. The sun, earth and moon manually revolve around one another on this gear driven model. If the sun were to be shown
PHY-MESS-54 ILLUMINATED ORBITER SPANISH
SSI-PHY-MESS-54
This model can be plugged into a standard wall outlet to illuminate the sun to effectively demonstrate daylight, night, seasons, and phases of the moon. 6′ Power cord. The sun, earth and moon manually revolve around one another on this gear driven model. If the sun were to be shown
PHY-MESS-55 ALPHA SCATTERING APPARATUS
SSI-PHY-MESS-55
A low cost apparatus for the demonstration of the Rutherford scattering by means of a gravitational analog of inverse square law repulsion. Comprises a wooden launching lamp about 300x50x105mm (LxWxH) with a guiding groove running down its curved front face along its length and index marks at 40,60, 80 and