Question

Why is it often colder on cloudy summer days? (1 point)
More sunlight is reflected than transmitted by the dark lower layers of clouds.
More sunlight is absorbed than transmitted by the dark lower layer of clouds.
More sunlight is transmitted than reflected by the white upper surface of clouds.
More sunlight is reflected than transmitted by the white upper surface of clouds.

Answer 1

More sunlight is reflected than transmitted by the white upper surface of clouds. Cloud tops have high albedo, so they reflect a lot of incoming solar radiation back to space, reducing surface heating.