Everything Science Grade 11

CHAPTER 10. THE ATMOSPHERE 10.3 Activity: Looking at past climatictrends Make sure that you have read the ’extension box’ on ice ...

10.3 CHAPTER 10. THE ATMOSPHERE The consequences of global warming ESBDT Activity: The impacts of global warming In groups of 3- ...

CHAPTER 10. THE ATMOSPHERE 10.3 Discuss some of theother likely impacts of global warming that we can expect (e.g. sea level ri ...

10.3 CHAPTER 10. THE ATMOSPHERE the owner of a large industry an environmental scientist an economist a politician a chairperso ...

CHAPTER 10. THE ATMOSPHERE 10.3 The atmosphere is arelatively thin layer ofgases which support life and provide protection to l ...

10.3 CHAPTER 10. THE ATMOSPHERE (e) Suggest ONE way inwhich YOU can help toreduce the emissions ofgreenhouse gases. Plants need ...

Part II Physics ...

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Vectors 11 12.1 Introduction ESBDV This chapter focuses onvectors. We will learnwhat is a vector and how it differs from everyda ...

11.3 CHAPTER 11. VECTORS 11.3 Notation ESBDX Vectors are different to scalars and therefore have their own notation. Mathematica ...

CHAPTER 11. VECTORS 11.4 expressing a direction for a vector. Relative Directions ESBEB The simplest method ofexpressing directi ...

11.5 CHAPTER 11. VECTORS Exercise 11 - 1 Classify the followingquantities as scalars or vectors: (a) 12 km (b) 1 m south (c) 2 ...

CHAPTER 11. VECTORS 11.5 Method: Drawing Vectors Decide upon a scaleand write it down. Determine the lengthof the arrow represe ...

11.6 CHAPTER 11. VECTORS 12 km south 1,5 m N 45◦W 1 m·s−^1 , 20◦East of North 50 km·hr−^1 , 085◦ 5 mm, 225◦ More practice vide ...

CHAPTER 11. VECTORS 11.6 DEFINITION: Resultant of Vectors The resultant of a number of vectors is the single vector whose effect ...

11.6 CHAPTER 11. VECTORS + = = + = = + = =� 0 + = =� 0 In the above examplesthe separate displacements were parallel to oneanoth ...

CHAPTER 11. VECTORS 11.7 - = - = - = - = In mathematical form, subtracting �a from�b gives a new vector �c: �c = �b− �a = �b + ( ...

11.7 CHAPTER 11. VECTORS The Head-to-Tail Method In describing the mathematical properties of vectors we used displacements and ...

CHAPTER 11. VECTORS 11.7 The choice of scale depends on the actual question – you should choose a scale such that your vector di ...

11.7 CHAPTER 11. VECTORS H 3 cm = 6 km A 6 cm = 12 km B C 2,25 cm = 5,5 km ? 4,6 cm = 9,2 km N S W E Step 7 : Apply the scale co ...