Questions by Rotabor

Questions by Rotabor

the hardness is a streak plate is about 6. why would the streak of corundum been difficult to determine?

asked Oct 4, 2020

1 answer

3 votes

173k views

A ray diagram is shown What does e, represent? index of refraction index of reflection angle of incidence angle of refraction Mark this and retum Submit Save and Exit

asked May 2, 2020

1 answer

3 votes

85.5k views

find the area of the shaded region a.112 square units b.76 square units c.96 square units d.192 square units

asked May 9, 2019

1 answer

5 votes

229k views

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