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In which of the following materials is the velocity of light greatest? A. Air B. Water C. Crown glass D. Fused quartz
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In which of the following materials is the velocity of light greatest?

A. Air
B. Water
C. Crown glass
D. Fused quartz

User Rmbits
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2 Answers

3 votes

Penn Foster Students: air

User Zhami
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2 votes
Air, because it is the least dense material listed, meaning that light can travel through it quicker because there are less particles for it to collide with which would cause it to slow down as it loses energy with each collision
User Huihui
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