PDA

View Full Version : What is this cycle?

kandio
Oct 3, 2011, 04:33 PM
Explain how the following are connected by writing a few sentences that link the phrases given:
Co2 in the atmosphere, grass, cows, glucose, co2 in the atmosphere.
Wondergirl
Oct 3, 2011, 04:41 PM
You're studying this, so you try it, and I will help you if you need it.
Unknown008
Oct 4, 2011, 12:53 AM
They all have something in common. Can you at least figure that out?