Answers by Robert Seaman
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Answers by Robert Seaman

Answers by Robert Seaman
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If a roller coaster train has a potential energy of 1,500 J and a kinetic energy of 500 J as it starts to travel downhill, its total energy isJ. Once the roller coaster train gets closer to the bottom
answered Mar 7, 2021
2 votes
110k views
What American document has served as a model for governments around the world? the Constitution the Magna Carta the U.N. Declaration on Human Rights the Communist Manifesto
answered Jul 19, 2020
3 votes
58.6k views
When is cladistics more useful than linnaean taxonomy A. When you want to compare physical traits B. When you want to find organisms that look similar C. When you want to find the species name for an organism
answered Jun 15, 2020
3 votes
181k views
Mr. Johnson bought a desk for $84 and sold it for $130. His overhead was 20% of the cost of the desk. What was his net profit?​
answered Jun 11, 2020
1 vote
233k views
Simplify the following expression: 7y + 2x − 10y + 3x2 − 10x. A). 3x2 − 8x − 3y B). 3x2 − 8x − 17y C). 3x2 + 8x − 3y D). 3x2 − 12x + 3y
answered Dec 19, 2019
1 vote
199k views
The calico scallop is an index fossil. It is well documented to have lived 1.8 million years ago. Therefore, the approximate age of the rock in which this fossil is found is
answered Oct 26, 2019
2 votes
103k views
Only 6 of the 75 trees are at least 30 feet tall what percent of the trees are under 30 feet tall
answered Oct 24, 2019
3 votes
93.4k views
Why were materials such as scrap iron, rubber, and aluminum recycled during the war? They were used to make ammunition and explosives. They were used to make American automobiles. They were used to make
answered Sep 19, 2019
4 votes
94.7k views
The invasion of ______ by confederate forces was intended to convince european to recognize the southern government? a. South Carolina b. Maryland c. Mississippi d. Texas
answered Aug 16, 2019
3 votes
117k views
What is Darwin’s theory of the origin of species?
answered Feb 27, 2019
2 votes
75.5k views
What aer some adjectives to describe Martin Luther King
answered Aug 20, 2018
5 votes
158k views
9. What are a few things that indicate a high-quality child care program? A. There is no set program and the staff is highly trained. B. The staff is trained in child development, and the physical environment
answered Aug 14, 2018
2 votes
132k views
Math question down below
answered Jul 23, 2018
5 votes
124k views
_________ is a belief in the literal interpretation of a particular religion's doctrine or holy books.
answered Jul 1, 2018
4 votes
189k views
Why is loyalty important in a relationship? I need three reasons, thx
answered Mar 17, 2018
4 votes
25.1k views
Who controlled East Berlin? A. United States B. France C. England D. Russia
answered Mar 10, 2018
3 votes
178k views
A whole number is a perfect square if its square root is an integer true or false
answered Feb 6, 2018
3 votes
163k views
What questions about postwar Europe did the allies face
answered Nov 23, 2017
2 votes
91.9k views
I just need someone to check my answer Which characteristic is shared by all arthropods? All arthropods have six legs. All arthropods live on land. All arthropods have exoskeletons.******** All arthropods
answered Oct 13, 2017
4 votes
235k views
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