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June 9, 2014 (169) Need: Books/Notebooks.  RAY: Imagine, if you will, a long freight train. It's pulled into the train yard and all the workers get out.

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Presentation on theme: "June 9, 2014 (169) Need: Books/Notebooks.  RAY: Imagine, if you will, a long freight train. It's pulled into the train yard and all the workers get out."— Presentation transcript:

1 June 9, 2014 (169) Need: Books/Notebooks

2  RAY: Imagine, if you will, a long freight train. It's pulled into the train yard and all the workers get out to go to the bathroom. They get back in and the engineer opens the throttle and the train starts to pull away from the yard, when they realize the caboose has a problem. The brake is frozen on one of the wheels of the caboose. The wheel is being dragged and there's sparks and smoke. TOM: Yeah. RAY: And someone standing there says, "Stop the train." So, they manage to signal to the engineer to stop the train. They can't fix it, so they just cut the caboose loose. They remove it and they give him the go ahead. He gives it the throttle. The train doesn't move. He gives it more throttle. It doesn't move. What's happening is the train isn't moving, but his wheels are spinning. The cars aren't moving. There's nothing wrong with any of the remaining cars and there's nothing wrong with the engine, but there is something wrong with the engineer. TOM: Wow. This is good. RAY: The question is, what's wrong?

3  Please check out the teams website  http://homeworkteam71.wikispaces.com/ http://homeworkteam71.wikispaces.com/  In New Textbook (Motion, Forces, and Energy) read over pages 16-25.  Vocabulary Puzzle – Quiz on Wednesday!  C-Layer due by Wednesday

4  Begin to discover Motion and Forces  As we look over these two topics, we are looking to discover how Forces create Motion, and Motion can create Forces.  How objects move and stay still  Relative motion, Newton’s Laws

5  How is Motion related to forces acting upon an object?  What happens when there is more than one force acting upon an object?

6  Check Homework  Hallway Bell work – Describing Motion!  Check Bell Work  Discuss Layers/  Lesson of the Day-

7 Speed = Distance covered per a period of time S=d/t Given that the tip of the blades covers a distance of 300 meters in 4.2 seconds, and the mid-blade section covers 20o meters in the same time. What section of the blade is fastest? A. Mid-SectionB. TipC. Both Equal

8 Speed =Distance covered per a period of time S=d/t Given that the tip of the blades covers a distance of 300 meters in 4.2 seconds, and the mid-blade section covers 20o meters in the same time. What is the speed of the tip? (Include units) A. 47.6 m/sC. 71.4 m/s B. 71.4D. 840 m/sE. Not here Not Sure

9 As we move into our new unit, Speed and Velocity will be discussed quite often. Velocity is a combination of Speed and a Direction. Example – the car moved at 50 mph East

10 Say you are scuba diving and you are relaxing near a coral reef. You notice the tidal current moving to the right, and you see a school of fish swim left. From your perspective (Not Moving) what is the velocity of the school? TIDE 1.4 m/s East SCHOOL 2.7 m/s West

11  Energy Audit Worksheet.  Construct one for Vacation Home ▪ Imagine you have been hired to audit the energy use of a vacation home in either Vermont (Winter Home) or Cape Cod (Summer Home) ▪ Come up with ideas on how the owners can same money and energy ▪ Creatively construct a scoring sheet. ▪ You may use the audit from Friday as a guide

12 How many answers are most related to Forces? (Answer with a number) A. Apple in tree B. Soda on a table C. Yoda D. Boy carrying paint bucket E. Bowling ball rolling down lane F. Alex Flexing his muscles! G. Kira Laughing while blowing out candles H. None of the above

13 If you were to push on a desk here in class, and it did not move, how many forces are acting in that situation? Enter in a number

14 Please look at New Unit Layer List

15  Ch 1 section 1 page 16-25  Ch 1 Section 3 page 34-38  Ch 2 Section 1 page 44-49  Ch 2 Section 2 page 52-54  Ch 2 Section 3 page 55-61

16 1. Why/How can you describe a motion?

17 2. What is a Force? What can it do?

18 3. What happens to an object when only 1 force acts upon it?

19 4. What happens to an object when more than 1 force acts upon it?

20 5. Why is Friction good and bad?

21  Calculate the Slope of a line that has a Rise of 8 meters  And a Run of 2 seconds Is this a Steep or Shallow line?

22  The Slope of this line would be 4 meters per second.  This line would be Steep!

23  Make sure your Vocabulary Puzzle is complete and Practice tonight.  Complete Wrksheet 17 – C2

24  Begin cutting out C1 Vocabulary Puzzle.  Begin Practicing assembling the puzzle.


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