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Answers by Roman T

Answers by Roman T
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The builders of the pyramids used a long ramp to lift 20000-kg (20.0-ton) blocks. If a block rose 0.840 m in height while traveling 20.0 m along the ramp surface, how much uphill force was needed to push
answered Jul 22, 2021
2 votes
82.9k views
Which of the layers of the Earth has the following three characteristics? i. It is a solid outer layer. ii. It is between 3 and 30 miles thick. iii. It is separated into plates.
answered Jun 11, 2021
3 votes
95.3k views
Gina deposits $150 at the start of each year into a college savings account that pays 2% simple interest at the end of each year. She does not deposit the interest she earn each year. How much total interest
answered Apr 14, 2021
5 votes
192k views
The volume of the cylinder above is 2314.25units3 , and the radius of the base is 8.9 units. Find the volume of the cone.
answered Mar 26, 2021
3 votes
234k views
When did the spread of Islam begin? 632 1214 1642 2001
answered Mar 9, 2021
5 votes
9.2k views
In the seventeenth century, ________ became the first modern urban country, with over one-half of its population living in cities and towns.
answered Feb 25, 2021
3 votes
28.6k views
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