Hello,
I believe you're asking which option is true. If so, A) do not require a medium. Unlike mechanical waves, electromagnetic (or light) waves do not require a medium. It has been proven that light travels in a straight line. Light waves are, in fact, electromagnetic radiation, and they can travel in a vacuum.
Faith xoxo
Answer:
they burn no fuel and release no greenhouse gases
Explanation:
Answer:
B. Weathering
Explanation:
Fire makes trees weather and die.
Temporary changes would be weather, since it can change at any givin time another example would be tides coming in because they vary by day, or wet sand becoming dry sand!
its a diploid cell that comes from the fusion of two haploid gametes.
aka a fertilized ovum.
tyyy ima collect this meme