Energy flow in ecosystem

Energy flow in ecosystem

Welcome to MooMooMath and ScienceAll living things need energy. Some biotic factors get their energy from the sun. Others eat other biotic factors As a result energy flows in ecosystems. This flow of energy can be represented with food chains and food webs. For most ecosystems the ultimate energy source is the sun As you…

So You Want to go to Mars?

So You Want to go to Mars?

[MUSIC] [MUSIC] Congratulations! Your application to be among the next generation of astronauts has been accepted! You’ve proven to have the right stuff. As a member of the newest astronaut class, you’re going to take trips farther and longer than any astronaut before you. An asteroid. Maybe even Mars, which means you could be up…