Today’s Activities 1)Intro to Waves 2)Bill Nye Waves 3)Question of the Day Waves carry energy, not matter. They are created by vibrations. Types of Waves: Light Sound Water Seismic Transverse waves – shaped like water waves (light, some seismic) Longitudinal waves – areas of compressions (sound waves, some seismic)

Question of the Day #24 Rewrite the sentences and fill in the blanks: 1.Waves carry ________ but not ________ from one place to another. 2.Some waves like ________ waves can travel through space. 3.Other waves like ________ waves must travel through matter. 4.If a wave has a short wavelength, it has a ________ frequency. 5.If a wave is really big, it has a large _____________. March 30 Homework: -None

Question of the Day #25 Name 4 examples of waves, and explain whether or not waves transport energy or matter. Apr 11 Homework: -None Today’s Activities: -Waves and the structure of the earth notes -Video clips -Structure of earth drawing

Question of the Day #26 What are the steps of the scientific method? Apr 12 Homework: -Finish question #1-4 in your journal -Tomorrow: structure of the earth and 4 questions signed off at beginning of class Today’s Activities: -Part I reading and activities

No Question of the Day today Apr 13 Homework: -None Today’s Activities: -Part I Question #5 -Part II reading and activities

No Question of the Day today Apr 14 Homework: -Finish paragraph Today’s Activities: -Part II reading and activities All readings and assignments are posted on my website under “Physical Science Assignments”

Did you write your paragraph?

Question of the Day #27 What do organic and inorganic mean? Apr 15 Homework: -Finish law of superposition Today’s Activities: -Geologic History -Continental Drift Part III -Law of Superposition

Question of the Day #28 a)If a fossil is found in a layer of rock that is dated to be 345 million years old, how old is the fossil? b)If a fossil is found in a layer or rock that is below a layer that is dated to be 225 million years old, how old must the fossil be? c)If erosion has worn through 10 rock layers with the youngest being 10 million years old and the oldest 450 million years old, when did the erosion have to happen? Apr 18 Homework: -None Today’s Activities: -Geologic History -Continental Drift Part IV Quiz on Apr 29

Today’s Assignment: Complete in your journal and get a signature 1. As you Read Continental Drift Part 4 – write down the one or two most important details from each of the 13 paragraphs (number them to indicate which paragraph). 2. Define these words: Paleontology, paleoclimatology, mesosaurus, marsupial 3. Answer questions #12-13 in 2-3 sentences. Answer question #14 in 3-4 sentences.

No QD today Apr 19/21 Homework: -Finish time line handout Today’s Activities: --Geologic History Time Quiz on Apr 29

Time line hints – use your notes You are doing the procedure #1-3 You need 5m of paper At the far right, mark present day Measure 1m back from present day and label as 1bya Measure another meter and mark 2bya, etc.. Finally at 4.6m, mark the formation of the earth as 4.6bya Now figure out how long each of the 4 eras lasted and get them marked and labeled properly on the time scale you just created Now add the required events and pick your 10 events to add to the time scale Illustrate 10 of them

Question of the Day #29 Name the era of geologic history in which the following events occurred: a)Pangaea broke apartb) Plants/animals moved onto land c)Earth was molten and then cooledd) Dinosaurs were around e)Humans showed upf) The atmosphere was poisonous g) Volcanic activity calmed downh) 88% of Earth’s history Apr 20 Homework: -None Today’s Activities: -Geologic History Movie Quiz on Apr 29

Question of the Day #30 What is paleomagnetism and what can it tell us about the earth’s past? Define it and try to think of two things it can tell us. Apr 25 Homework: -None Today’s Activities: -The Plot Thickens – using paleomagnetism -Retracing the Steps of Columbus – mapping the ocean floor Quiz on Friday

Question of the Day #31 How do we get relative dates for geologic history and how do we get absolute dates for geologic history? Apr 26/28 Homework: -Finish Retracing the steps of Columbus – due Friday Today’s Activities: -Radioactive Dating lab – due today -Retracing the Steps of Columbus – mapping the ocean floor – due Friday Quiz on Friday Journal check on May 5

No QD today Apr 27 Homework: -Finish Retracing Columbus and Prepare for quiz Today’s Activities: -Quiz review -Retracing Steps of Columbus Quiz on Friday Journal check on May 5

Quiz Review 1.Waves carry _______ from place to place. 2.Waves cannot carry _______ from place to place. 3._________ _________ from earthquakes tell us what parts of the interior of the earth are liquid and what is solid

Quiz Review 4.The core is made of _____________ and ______________ which are the heaviest elements. 5. The ______________ is a part of the mantle that is solid but can flow like a liquid. 6.The ______________ is made up of the upper mantle and the crust. These two parts are stuck together to form this layer.

Quiz Review 7. Which is liquid – the outer core or inner core? 8.Do we know about the interior of the earth by using inferences or observations? 9.Do we know that older rocks are buried beneath younger rocks by inferences or observations?

Quiz Review Name the layers of the earth shown here. a b c c d e c f

Quiz Review Name the era of geologic history that is described. 1.Went from 540mya-225mya. 2.The first living organisms appeared. 3.Went from 65mya until now. 4.The continents were together as Pangaea but were broken apart by the end. 5.Went from 225mya-65mya. 6.Dinosaurs ruled 7.Went from 4.6bya – 540mya.

Quiz Review Name the era of geologic history that is described. 1.The first supercontinent of Rodinia existed 2.The first multicellular organisms appeared 3.There are many, many fossils – Cambrian Explosion of Life 4.The atmosphere would have been poisonous to us 5.Volcanic activity calmed down to present levels 6.The first mammals appeared 7.Humans appeared 8.The molten earth cooled and the crust formed Circle all of the INORGANIC events/details/facts

Homework: -Did you ever finish your graphing of the ocean floor and the questions? Today’s Activities: -Quiz -Question of the Day -Plate Tectonics Notes Journal check on May 5 If you are done with your ocean floor graphing and the questions, turn it in up front with your partner’s. If you aren’t done, finish and turn it in Monday.

Question of the Day #32 At this point, we have looked at quite a bit of evidence in support of continental drift from various fields of science such as biology, paleontology, geology, and geophysics. Think back and recall at least 4 different pieces of evidence. Apr 29 Homework: -Did you ever finish your graphing of the ocean floor and the questions? Today’s Activities: -Quiz -Question of the Day -Plate Tectonics Notes Journal check on May 5 Quiz Extra Credit – answer under the chart on the back page: What is a half-life and how is it used for radioactive dating?

Question of the Day #33 Make a sketch of a transform boundary, a convergent boundary, and a divergent boundary. May 2 Homework: -Finish Part 8,9,10 and questions #25-31 Today’s Activities: -Plate Tectonics Video -Continental Drift Part 8,9,10 Reading and Questions Journal check on Thursday

Continental Drift Part 8-10 Answer questions in your journal Answers should be 2-3 sentences Homework: Finish Questions The reading is posted on my website. Due WEDNESDAY.

Question of the Day #34 How do we know where the plate edges are? May 3 Homework: -Finish Part 8,9,10 and questions #25-31 Today’s Activities: -Plate Tectonics Map Journal check on Thursday