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1) Rainbow are made by light reflecting water

2) Newton believed that the Rainbow was caused by the light that enter his room and to test his theory he put a triangular prism upside down another one.

3) Rainbows are made by light reflecting water at a certain position. It can also be seen during fog and humidity.

Skip the video (i dont know what videos)

1) water, light (such as flashlight)

2) the reflection of the water between the light

3) i am unsure

I hope this helps!

Explanation:

succession returns a disturbed

ecosystem to a more stable state. this is also classified into two (2) types:

primary succession and secondary succession. the primary succession arises when

a new land is transformed and a bare rock has been exposed providing an environment

that can be occupied for the first time. while, secondary succession occurs

when a previously occupied environment was disturbed that kills much of all its

community

explanation:

in 1859, charles darwin set out his theory of evolution by natural selection as an explanation for adaptation and speciation. he defined natural selection as the "principle by which each slight variation [of a trait], if useful, is preserved".