Environmental Science
In July, at middle latitudes in the Northern Hemisphere, the day is ____ long and is ____ with each passing day.

Less than 12 hours; getting longer
Less than 12 hours; getting shorter
More than 12 hours; getting longer
More than 12 hours; getting shorter

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Environmental Science
How do red and blue light differ?

The wavelength of red light is longer.
Blue light has a higher speed of propagation.
Red light has a higher intensity.
Red and blue light have different directions of polarization.

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