Solar time

Astronomy articles from In-The-Sky.org: Equation Of Time

Solar cell lights are placed along walkways, gardens and driveways to provide guide lighting and to enhance the aesthetics of the landscaping. Lights are positioned to receive direct sunlight during the day to charge an internal battery that powers the light during darkness.

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How do you tell time without a watch? Use the sun! This simple activity will show your child how to build his own sundial.

Download the Smart home with solar panels. 3d vector illustration 24595860 royalty-free Vector from Vecteezy for your project and explore over a million other vectors, icons and clipart graphics!

Ever wonder how solar works on a cloudy day? Read our latest blog post to find out.

Two templates for creating your own sundial.

This interactive Java applet is drawing a self aligning sundial.

The Earth intercepts a lot of solar power at about 173 thousand tera-watts. That's ten thousand times more power than the planet's entire population uses. So, is it possible that one day the world could be completely reliant on solar energy? To answer that question, we first need to examine how solar panels convert solar energy to electrical energy.