US$ 25.00
and standing waves visibly enough to compare amplitude
Base-mounted 2-stroke diesel engine model in aluminum and plastic
lets students compare how line density per unit length controls the spacing of the resulting interference pattern
Twenty-centimeter steel helical spring paired with 2kg
Stand for Alcohol Burner, 5 x 5 x 5" Material_Polypropylene and standing waves visibly enoughChrome plated steel wire stand at 5 x 5 x 5 inches supports flasks and beakers above alcohol burners for classroom chemistry demonstrations.