How is this related to what makes leaves colorful? by https://padlet.com/juanpablomontoya6/cx60coneey9b en-us 2016-08-22 01:28:34 UTC 2016-08-22 01:28:34 UTC hello@padlet.com In some areas of the world, the weather changes in the fall, making the air turn cold. During this time, many leaves also change colors juanpablomontoya6 https://padlet.com/juanpablomontoya6/cx60coneey9b/wish/119076222 2016-08-22 01:21:31 UTC https://padlet.com/juanpablomontoya6/cx60coneey9b/wish/119076222 juanpablomontoya6 https://padlet.com/juanpablomontoya6/cx60coneey9b/wish/119076223 2016-08-22 01:28:06 UTC https://padlet.com/juanpablomontoya6/cx60coneey9b/wish/119076223 juanpablomontoya6 https://padlet.com/juanpablomontoya6/cx60coneey9b/wish/119076224 The color change usually happens before the leaves fall off of the tree. Why might that be? It takes a lot of energy to make chlorophyll. If the plants break down the chlorophyll and move it out of their leaves before the leaves fall, plants save energy.]]> 2016-08-22 01:27:03 UTC https://padlet.com/juanpablomontoya6/cx60coneey9b/wish/119076224 How is this related to what makes leaves colorful? juanpablomontoya6 https://padlet.com/juanpablomontoya6/cx60coneey9b/wish/119076225 Leaves are colored by molecules called pigments. The pigment that causes leaves to be green is chlorophyll. Chlorophyll is important for plants to make food using sunlight. ]]> 2016-08-22 01:25:04 UTC https://padlet.com/juanpablomontoya6/cx60coneey9b/wish/119076225 let's think about why some trees drop their leaves before winter juanpablomontoya6 https://padlet.com/juanpablomontoya6/cx60coneey9b/wish/119076226 In the winter, it would take a lot of energy and water for plants to keep their leaves healthy. But winter is cold, dry, and usually there isn't much sun (which helps give plants energy)]]> 2016-08-22 01:23:23 UTC https://padlet.com/juanpablomontoya6/cx60coneey9b/wish/119076226