'Ancient seas' presentation slideshows

Landform Regions of Canada

1.52k views • 58 slides

Geologic time

Geologic time. How do we know when things happened?. Goals. Students will write about, talk about, and understand the principles of relative dating and original horizontality(7A) Students will write about, talk about, and understand the principle of Radiometric dating 7B)

691 views • 43 slides

Friday November 11, 2011

641 views • 43 slides

Rocks and Minerals

Rocks and Minerals. Lecture Part I: Minerals. Five Properties of Minerals. Crystal Structure. Naturally occurring. Solid. Definite Chemical Composition. Definite volume and shape. Formed by processes in natural world. mineral. Inorganic. Did not come from something living.

495 views • 27 slides