Wednesday, March 7, 2018

Quiziz Regrade

Question: How much of the electromagnetic spectrum is visible?

Answer Before -  None of it X

Correct Answer - Only a small part 

Why is this the correct answer? 

Light is visible in the electromagnetic spectrum so even though it is only a small part, it is still visible.

Question: The action of a wave bouncing off of a surface is called

Answer Before - Refraction X

Correct Answer - Reflection



Why is this the correct answer? 
The difference between refraction and reflection
Question: 12

Answer Before - When distance = 90 and speed =185. X

Correct Answer - When distance = 15 and speed = 20 

Why did I get this question wrong? When calculating speed i put time/distance not distance/time.

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