Which type of clouds may indicate an approaching warm front? a. thick stratus clouds b. thin cirrus clouds c. cumulonimbus clouds d. nimbostratus clouds brainliest will given on a first come first serve basis, when the option is available. (of course the answer needs to be correct.)

Look at the diagram showing the different wavelengths in sunlight. which statement describes electromagnetic waves with wavelengths greater than 700 nanometers? they take the form of heat. they can cause skin cancer and sunburn. they are some of the shortest waves. they can be seen by human eyes as visible light.