https://padlet.com/hcps_floress/vmyk01285ipi Understanding the Earth can help you understand you world better en-us 2017-11-15 13:38:41 UTC 2017-11-15 13:57:27 UTC hello@padlet.com https://padlet-assets.s3.amazonaws.com/icons/Beartoy.png hcps_floress https://padlet.com/hcps_floress/vmyk01285ipi/wish/207179619 2017-11-15 13:50:40 UTC https://padlet.com/hcps_floress/vmyk01285ipi/wish/207179619 hcps_floress https://padlet.com/hcps_floress/vmyk01285ipi/wish/207180982 Sand, shells, and fragments that settle and accumulate into layers over time. Then the layers- the sediments- harden into rock]]> 2017-11-15 13:53:12 UTC https://padlet.com/hcps_floress/vmyk01285ipi/wish/207180982