1. synthesis reaction
2.reversible reaction
3. decomposition reaction
4. exchange reaction
Answer:their weight
Explanation:
Ostriches weigh more than 400 pound and can be as tall as 9 feet.....making it 99.9% impossible for its flight......
Hope it helped?
Archaeopteryx, represents transitional fossil between reptilian and birds
When yeast rises, it creates air bubbles
