Answer:
The layers constitute fossils, calcium carbonate rocks
Explanation:
- Limestone is a biologic sedimentary rock and is formed by the collection of shells and debris. It can also be formed by the chemical process of sedimentary and precipitation of calcium carbonate.
- The limestone is composed of calcium carbonate, calcite, feldspar, and Quartz. Limestone represents karst topography and consists of the chemical composition of clay, iron, feldspar, and quartz. These are arranged in layers.
As I said in your other post/question on the same topic, you have to rephrase your question in order for us to help you. =)
Answer:
D:Without a minimum wage, they could not find workers willing to
work on their farms.
Explanation:
NAFTA's purpose was to encourage economic activity among North America's three major economic powers: Canada, the U. S., and Mexico. Proponents of the agreement believed that it would benefit the three nations involved by promoting freer trade and lower tariffs among Canada, Mexico, and the United States.
Answer:
Heart will beat 140 times in 2 minutes.
Heart beats at a rate of 70 beats per minute.
Explanation:
In 0 minutes heart beats 700 times
hence in 1 minute it will beat <span><span>70010</span>=70</span> times
and heart will beat 140 times in <span><span>14070</span>=2</span> minutes
Answer:
10
Explanation:
If you can't divide the number by 4, then it isn't divisible by 4. Try to divide 24, 8, 12, and 10 by 4. If your result isn't a whole number (like 2.4), then it isn't divisible by 4.