true or false.
1.the speed at which the disturbance that creates sound waves through a medium depends on the elsticity of the medium and the density of the substance.
2. The speed of sound is greater in solids than in liquids, and greater in liquids than in gases
3.solids are more elastic in liquids.
4.light can penetrate faster in solid than in vacuum.
5.refraction is a changed of speed causes the bending of the components of light
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Answer:
1. T
2. T
3. F
4. T
5. T
Explanation:
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Answer:
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