If a planet is too close to its sun, it's too hot for life as we know it, too far away and everything is frozen, but around each star there's a Goldilocks Zone where there is the potential for water ...
Science Questions
What causes the phases of the moon?
You've probably noticed that the moon seems to change shape over time. This is because the sun only lights up one side of the moon, the other side is dark. As the moon orbits the Earth different parts ...
What is the Nitrogen Cycle?
Nitrogen is an essential element for living organisms as it's needed to make proteins for growth and repair and other biological functions. Nitrogen moves through the air, soil and living organisms ( ...
What is the Archimedes’ Principle?
The Archimedes' principle is a scientific law which explains why some objects sink and some objects float.Buoyancy and ArchimedesObjects float or sink depending on their buoyancy.What is ...
Why is the ocean blue
The ocean looks blue because of how it absorbs sunlight.Water absorbs the longer wavelength colours at the red end of the light spectrum and the short wavelength violet and ultraviolet light. ...
What is the Summer Solstice?
The summer solstice is the longest day of the year when the Earth's North Pole is tilted closest to the sun. There are two solstices each year. One in June and one in December. The time of the ...
How to Make a Rainbow with a Prism
Light is actually made up of a spectrum of colours each with a different frequency. One way to see the spectrum of colours is to use a prism to split the light.What is a prism?A prism is a ...
Why is the sky blue?
Do you know why the sky looks blue?Light from the sun is made up of all the colours of the rainbow. A rainbow in the sky is formed when sunlight is refracted and dispersed in drops of rain or mist ...
How do Cows Contribute to Global Warming?
Do you think of cows and global warming in the same sentence? Most people think of carbon dioxide being the most troublesome greenhouse gas, but actually methane is the more damaging of the two as it ...
What is Climate Change?
We've all heard about climate change, but what is it and how can we teach our children about it? First children need to be informed and secondly they need to feel empowered, to feel like they can make ...
