Find out the circumference of the earth using the shadow of the sun.The purpose of this experiment is to see if the distance around the earth can be measured using shadows.It is an educational content ...
Many people are surprised that they can become sunburned on a cloudy day. While it is true that most clouds block at least some of the UV radiation from the sun, the amount that is blocked depends on ...
It’s fascinating to watch how the moon changes over a month.For a couple days, it is a full bright circle. Then, it begins to shrink, until only a tiny crescent remains.Then, it disappears all togethe ...
The objective of this project is to observe and record changes in sunspots on an image of the sun over several days.It is an educational content by education.com.By clicking on the title of this resou ...
This experiment provides a concrete and striking illustration of photosynthesis. Does blocking the sun from a section of grass create an imprint in the grass?It is an educational content by education. ...
This project attempts to determine whether increased levels of ultraviolet radiation are harmful to selected plants. The goal is to have the student conduct a controlled experiment to evaluate the eff ...
Shadows are sneaky things: they run ahead of you, jump behind you, and sometimes even disappear completely! Even Peter Pan had trouble catching his shadow.Believe it or not, all that sneakiness is act ...
Is the air the same temperature in the sun and in the shade? Is the air really warmer in the sun or does it feel like it is warmer because the sun’s energy is hitting your skin?It is an educational co ...
A solar system is a group of planets and other space material orbiting (going around) a star. In our solar system, that star is better known as the Sun and the planets are Mercury, Venus, Earth, Mars, ...
Imagine you’re installing a new array of solar panels for an energy-conscious company in California. You want the largest amount of sunlight possible to reach the panels. The panels are fixed, so you ...