Practice Exercises for The Law of Reflection

1.  In the figure to the right, is the straight blue line shown the tangent or the normal to the black bumpy surface at the red point of contact?
 
 

 
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2.  Various points are labeled on the figure to the left below.  Which of the lines in the figure on the right best represents the  to the surface at point  ?
Figure of bumpy surface with points labeled A-G   Lines numbered 1-7 that are possible tangent or normal lines at points in figure to left
 







 

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3.  Which of the reflected rays 1-5 best represents the path light beam A will take upon reflection from the surface shown in the figure to the right?
 
 




 
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4.  The angle an incident beam of light makes with the  as it reaches the contact point is  degrees.  What is the angle of reflection in degrees? 
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5.  The angle a reflected beam of light makes with the  as it leaves the contact point is  degrees.  What is the angle of incidence in degrees? 
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