March 30th, 2015 Seward's Day March 31st, 2015 César Chávez Day April 2nd, 2015 World Autism Awareness Day April 2nd, 2015 Maundy Thursday April 2nd, 2015 Pascua Florida Day April 3rd, 2015 Good Friday April 4th, 2015 Holy Saturday April 4th, 2015 First day of Passover April 4th, 2015 United Nations' Mine Awareness Day April 5th, 2015 Easter Sunday April 6th, 2015 Easter Monday April 7th, 2015 United Nations' World Health Day April 7th, 2015 Day to Remember Rwanda Genocide Victims April 10th, 2015 Orthodox Good Friday April 11th, 2015 Last day of Passover April 11th, 2015 Orthodox Holy Saturday April 12th, 2015 Orthodox Easter April 12th, 2015 International Day of Human Space Flight April 13th, 2015 Orthodox Easter Monday April 15th, 2015 Tax Day April 15th, 2015 Father Damien Day April 16th, 2015 Emancipation Day April 16th, 2015 Yom HaShoah April 20th, 2015 Patriot's Day April 21st, 2015 San Jacinto Day April 22nd, 2015 Earth Day April 22nd, 2015 Oklahoma Day April 22nd, 2015 Administrative Professionals Day April 23rd, 2015 Yom HaAtzmaut April 23rd, 2015 World Book and Copyright Day April 24th, 2015 Arbor Day April 25th, 2015 World Malaria Day April 26th, 2015 World Intellectual Property Day April 27th, 2015 Confederate Memorial Day April 28th, 2015 World Day for Safety and Health at Work April 29th, 2015 Day to Remember Chemical Warfare Victims May 1st, 2015 Law Day May 1st, 2015 Loyalty Day
Science Solar Power Engine Radiometer Sun Light Energy Spinning Vanes For Sale
Solar Power Radiometer
Watch light energy come alive right in front of your eyes! No
batteries or electricity needed!
It's the spear powered by the sun! When light strikes the veins it transfers
heat to each one, but not to the same degree. The light wing reflect the rays
and the darker wing absorbs the rays. The stronger the light the more energy
there is to heat up the darker side causing the wings to spin faster.
Features & Specifications:
Sunlight spin this radiometer's 4 veins.
The stronger the light the faster they spin.
Vacuum sealed globe on a durable plastic base.
Explore light and physics.
Measures: W: 3.5" H: 5" D: 3.5"
Allbuy it now purchase required immediately payment via Papal. All orderswithin California state will be charged sale tax of9.00%.
Shipping & Handling:
Yourorders generally will be shipped within 24 hours, and you will receive a
confirmation via email. You will also receive tracking information once itis dispatched.
guarantee your can be returned for a replacement within 14 days of receipt. We granted refund for defective items due to manufacturing error only. Wemake sure that you are completely satisfied with your purchase.Buyer paysfor return shipping on all exchange.
This item has been shown 11853 times.
Science Solar Power Engine Radiometer Sun Light Energy Spinning Vanes: $99