In your own words, explain how polarized sunglasses work. describe the properties of electromagnetic waves and interactions that this technology targets.

What is the identity of the planets?

Drag the tiles to the correct boxes to complete the pairs. match the nitrogenous base of dna with its complement.

The two tubes contain bromothymol blue. after 24 hours, what will the color of the water be in tube b? a. green (it won't change) b. yellow c. blue d. colorless (clear)