Most of them are able to do this pretty easily, after which I ask "why? But in the discussion, I also mention that even though we know who is oldest, youngest, and their relative order, we don't know After the introduction, we take some time to whole group read over the brief text on relative/absolute dating.
Relative dating is used to arrange geological events, and the rocks they leave behind, in a sequence.
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As a general note, the Do Now serves a few purposes: After the Do Now, I show them a picture of the Obama family and give them a minute to discuss the question - "Can you sort all of the people in this picture from oldest to youngest?
" After 30 - 60 seconds, we come back together and discuss, where I solicit a few responses.
However, "relative" dating or time can be an easy concept for students to learn.
In this activity, students begin a sequencing activity with familiar items letters written on cards.