How agriculture impact water systems?
Human manipulation of Earth’s water systems is arguably the greatest accomplishment of our civilization. But our efforts to water crops, provide clean drinking water and remove waste from our living spaces may also be the worst thing we’ve done to the planet. Earth’s Water Cycle Hopefully by the time you’ve found this page, you’re pretty …
What is Cloning?
Have you ever loved a pet so much you wish you could have them for round 2? Or just wished for a clone to do all the things you don’t want to? Let’s learn about the scientific reality of cloning to see if those dreams can come true! We need to back up a little …
What is Genetic Engineering?
Imagine making grape plants that don’t attract pests or raising goats with silk milk!?! With fully mapped genomes of many living things and laboratory full of enzymes, genetic engineering isn’t science fiction anymore! Ok, back up a minute and let’s make sure we’re all on the same page! This whole lesson is based on some …
Pure Matter vs Mixtures
Just as the ingredients in your pantry combine to form different substances, the 90 atoms on Earth form almost infinite combinations to create all of the substances we come into contact with every day! PURE MATTER contains only one particle If someone gave you a “pure gold” necklace, you would expect Gold to be the …
What are COMPOUNDS?
If there are only 90 types of atoms found on Earth, how do we have over 100 million different substances? Because just as Legos link together to make structures and letters link together to make words, atoms link together to form different substances called COMPOUNDS!
What are ELEMENTS?
Now that we know all matter is made of atoms, we need to understand what an atom is, and how many there are! Keep reading to find out all about ATOMS and the substances they compose called ELEMENTS.
What MATTER do plants need?
Whether grown on a large plot of land tilled by a tractor or in a pot on a patio, all plants require the same basic things to grow (air, soil, water and light). So let’s start our adventure into agriculture off by discovering which plant needs are matter, and which are not.
How do plants grow and make food?
Now that we’ve set the stage in the previous two lessons about the importance of agriculture to the development of society, let’s dive into how plants actually do grow and make food! I mean, think about it… a seed can sit on a shelf for years. Then we put it in some soil with water …
8 Revolutionary Changes from Agriculture
Agriculture is such a given piece of human civilization, many people struggle to distinguish farmland from wilderness. With grocery stores and restaurants on every corner, we take the availability of food for granted in our 21st Century America. But if we enter this conversation from the perspective of the Earliest people from the previous lesson, …