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www.ducksters.com/science/ecosystems/nitrogen_cycle.php

Kids learn about the nitrogen cycle and how this nutrient travels through the ecosystem to sustain life on Earth.

www.kidsgeo.com/geography-for-kids/0161-the-nitrogen-cycle.php

Nitrogen is used by lifeforms to carry out many of the functions of life. This element is especially important to plant life. Yet, nitrogen in its gaseous form is almost ...

.ask.com/youtube?q=Nitrogen+Cycle+for+Kids&v=HOpRT8BRGtk
May 25, 2015 ... You will learn about "Nitrogen Cycle" in this video. Nitrogen constitutes around 78% of the air. However, atmospheric nitrogen cannot be used ...

eo.ucar.edu/kids/green/cycles7.htm

The Nitrogen Cycle. Take a deep breath. Most of what you just inhaled is nitrogen . In fact, 80% of the air in our atmosphere is made of nitrogen. Your body does ...

www.edenproject.com/learn/for-everyone/nitrogen-cycle-diagram-for-kids

Like oxygen, nitrogen is essential for living things to survive on Earth. Unlike oxygen, nitrogen cannot be absorbed directly from the air by animals and plants.

eschooltoday.com/ecosystems/the-nitrogen-cycle.html

Nitrogen is also key in the existence of ecosystems and food chains. Nitrogen forms about 78% of the air on earth. But why is this cycle so important in ...

wiki.kidzsearch.com/wiki/Nitrogen_cycle

Sep 26, 2014 ... The nitrogen cycle is the way that nitrogen in nature is changed into many different forms that are used by living [organism]s. Air is about 78% ...

www.brainpop.com/science/earthsystem/nitrogencycle

If we had to pick a VIP of the air you breathe, it might be nitrogen! In this BrainPOP movie, Tim and Moby take you on a tour of the nitrogen cycle. Explore how ...

www.merriam-webster.com/dictionary/nitrogen%20cycle

Define nitrogen cycle: a continuous series of natural processes by which nitrogen passes successively from air to soil to ... NITROGEN CYCLE Defined for Kids ...

www.geography4kids.com/files/cycles_nitrogen.html

Geography4Kids.com! This tutorial introduces the nitrogen cycle. Other sections include the atmosphere, biosphere, hydrosphere, the Earth, and ecosystems.