Answer:
The longest time period is eons.
Answer:
sedimentary rock
Explanation:
The fossils are found in sedimentary rocks such as sandstone, limestone and even coal. This type of rock tends to be in very deep layers and for this reason they are easier to house the fossils. they are formed by the melting of other rocks.
Answer:
what's all the meaning of this
Answer:
The form ax2+bx+c=0 a x 2 + b x + c = 0 is called the standard form of the quadratic equation. Notice that standard form is not unique. For example, x2−x+1=0 x 2 − x + 1 = 0 can be written as the equivalent equation −x2+x−1=0 − x 2 + x − 1 = 0
Explanation:
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