Slide 1GEOLOGICAL TIME SCALE Section 18.1,18.2 By: Christian Flores and Jordan Slide 2 Section Objections Summarize the development of the geologic column. Summarize the…

1. 10/6/11 A/B DayLEQ: How does the geologic timescale help us visualize the past?What is the difference between chemical and mechanical weathering?What is an unconformity?How…

Slide 1 CHAPTER 4 Geologic Time Slide 2 Review: What do fossils show about past environments? past life? Slide 3 Review: How does the law of superposition relate to rock…

Slide 1 Geologic Time Scale Slide 2 Objectives Explain why geologic time scale is used to show Earth’s history. Describe the different units of the geologic time scale.…

GEOLOGIC TIME “HISTORY OF THE EARTH” LEARNING TARGETS 2a) I can distinguish between eons, eras, periods, and epochs (DOK 1). 2b) I can identify the order of the eras…

I. Hot spots Stationary hot spots on Earth where heat rises (not at plate boundaries) Hot spots produce volcanoes in plate interiors. Remain fixed relative to moving plates.…

Geologic time Geologic time How do we know when things happened? 1 Goals Students will write about, talk about, and understand the principles of relative dating and original…

The Geological Time Scale 8-2.4 Recognize the relationship among the unitsâera, epoch, and periodâinto which the geologic time scale is divided. 8-2.5 Illustrate the vast…