Answer: The Precambrian Era comprises all of geologic time prior to 600 million years ago.
Explanation: The Precambrian was originally defined as the era that existed before the emergence of life in the Cambrian Period. It is known that life on Earth began by the early Archean and that fossilized organisms became more and more abundant throughout Precambrian time.
Answer:
Wind-driven waves, or surface waves, are created by the friction between wind and surface water.
Explanation:
Answer:
The plant's tubelike structure to carry water is called stomata.
Colonialism hindered a LEDCs level of development. A colony helped supply food and minerals to countries like Britain and France. ... In many cases gold, diamonds and other valuable resources were taken back to the home countries leaving the colony with little material wealth.