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ch3-10 (2)

# ch3-10 (2) - Which figure shows 1 Which figure shows 2...

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1 Which figure shows

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2 Which figure shows
3 Which figure shows

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4 Which figure shows
5 What are the x - and y -components C x and C y of vector A. C x = –3 cm, C y = 1 cm B. C x = –4 cm, C y = 2 cm C. C x = –2 cm, C y = 1 cm D. C x = –3 cm, C y = –1 cm E. C x = 1 cm, C y = –1 cm

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6 A. C x = –3 cm, C y = 1 cm B. C x = –4 cm, C y = 2 cm C. C x = –2 cm, C y = 1 cm D. C x = –3 cm, C y = –1 cm E. C x = 1 cm, C y = –1 cm What are the x - and y -components C x and C y of vector
7 A. tan –1 ( C x / C y ) B. tan –1 ( C x /| C y |) C. tan –1 (| C x |/| C y |) D. tan –1 ( C y / C x ) E. tan –1 ( C y /| C x |) Angle that specifies the direction of is given by

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8 A. tan –1 ( C x / C y ) B. tan –1 ( C x /| C y |) C. tan –1 (| C x |/| C y |) D. tan –1 ( C y / C x ) E. tan –1 ( C y /| C x |) Angle that specifies the direction of is given by C r
9 Example 3.1 from text A bird flies 100 m due east, then 200 m northwest, what is the bird’s net displacement?

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10 Example 3.6 from text A bird flies 100 m due east, then 200 m northwest, what is the bird’s net displacement?
11 Example 3.7 from text A horizontal force F with strength 10 N is applied to a surface. The surface is tilted at a 20 o angle. Find the component of the force perpendicular to the surface.

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12 Chapter 10.1-10.5: Energy To begin developing a concept of energy – What it is? – How it is transformed? To introduce the concepts of kinetic and potential energy To learn Hooke’s law and the new idea of a restoring force To learn how to interpret energy diagrams
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ch3-10 (2) - Which figure shows 1 Which figure shows 2...

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