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Compact launcher for accurate indoor projectile motion labs
students can simultaneously observe how the normal force and the downhill parallel force component change with angle
cohesive investigation
Students can investigate circuitry
99 m/s (measures in cm/s and km/h
Secchi Disk Electricity & Magnetism Compact launcher for accurate indoorTurn how clear a lake looks into a number you can track The Secchi Disk is an 8. 75" white plastic disk marked with black and white quadrants, attached to a weighted, foot marked line. Lower it into a lake, pond, stream, or aquarium until the pattern disappears from view, then read the depth off the line. That depth, the Secchi depth, is a standard field measurement of water clarity used by limnologists and water quality monitoring programs. The
US$ 125.00
US$ 99.00
US$ 99.00
US$ 125.00
US$ 575.00