Answer:
9 is clay, silt, sand in that order
Explanation:
Answer:
1 gram
Explanation:
Half life = 25 years
Starting mass = 16 grams
Time = 100 years
Number of half lives = Time / Duration of Half life = 100 / 25 = 4
After first Half life;
Remaining mass = 16 / 2 = 8 g
After Second Half life;
Remaining mass = 8 / 2 = 4 g
After Third Half life;
Remaining mass = 4 / 2 = 2 g
After Fourth Half life;
Remaining mass = 2 / 2 = 1 g
This would be 1.22 x 10^1
You simply move the decimal.
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According to "Newton's First Law" an object at rest will begin to move when it is acted upon an unbalanced force.
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Answer: high iridium levels in a 66- million-year-old clay layer in Denmark and Italy
Explanation: