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1.the biggest disadvantage of incandescent lighting is __________
a.its expensive b.its not heat efficient c.its not good for the environment d.its not white light
2.this type of mirror makes everything look HUGE!
a.convex mirror b.magnitude mirror c.maximize mirror d concave mirror
3.which of the following explains why we see our reflection clearly in a mirror
a.the mirror has a smooth surface so the light reflects off it uniformly.this is called specular reflection b.the mirror has smooth surface so the light reflects off it nonuniformly.this is called diffused reflection c.the mirror has a smooth surface so the light reflects off it uniformly.this is called diffused reflection d.the mirror has a smooth surface so the light reflects off it nonuniformly.this is called specular reflection
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