if you remove your finger before removing the rod what will happen to the can? a. you touch the opposite side of the can momentarily with your finger. no other object5.a negatively charged rod is brought near a metal can that rests on a wooden box. it will become negatively charged4.which of the following can be attracted by a positively charged object? a. ![]() by losing electrons 3.if you found your hair and the comb becomes positively charged, what will happen to your hair? a. they will have no effect on each other 2.which of the following describes the usual way by which a material can gain a positive charge? a. Angles of Incidence and Reflectionġ.what will happen when two charges are brought together? a. Record your measurement in a table similar to Table 3.ģ. Measure the angle between the reflected ray and Position the laser beam such that it hits the mirror at an angle of Use the clay to support the plane mirror.įigure 4. Let the mirror stand vertically along the edge of the paper protractoĪs shown in Figure 4. ![]() Is a reflection the same as a mirror A reflection appears to be the same distance from the 'other side' of the mirror as the viewers eyes are from the. ![]() Angle of ReflectionĬompare the angle of reflection and the angle of incidence.ġ low - frequency laser/ laser pen/laser pointerġ paper protractor (see the attachment on the last page)ġ. The law of reflection says that for specular reflection the angle at which the wave is incident on the surface equals the angle at which it is reflected.
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