Dayana
Most popular questions and responses by Dayana
Educational Technology
What does it mean to say that a country's land area is positively correlated with its population? a) The larger the land area of a country, the higher its population tends to be. b) The smaller the land area of a country, the higher its population tends to
asked on November 21, 2013 
Civics
How many states were in the Union in 1888?
asked on February 8, 2012 
Math
With the stars (*) next 2 the #'s are my answers! ! ! 1) Find the percent of increase. ~ 50 to 70 20% 30% 40% ***** 50% 2) Find the percent of decrease. Round your answer to the nearest tenth of a percent where necessary. ~ 75 to 60 20% 30% 40% 50% ******
asked on January 10, 2014 
social studies
The Constitution provides for a separation of powers. What does this mean? Discuss the branches of government, their functions, and responsibilities. What were the positions of the Federalists and Anti Federalists on the new Constitution? Provide at least
asked on January 13, 2014 
chemistry
Calculate ∆H0 for the reaction 2 N2(g) + 5 O2(g) −→ 2 N2O5(g) given the data H2(g) + 1 2 O2(g) −→ H2O(ℓ) ∆H0 f = −290 kJ/mol N2O5(g) + H2O(ℓ) −→ 2 HNO3(ℓ) ∆H0 = −77.8 kJ/mol 1 2 N2(g) + 3 2 O2(g) + 1 2 H2(g) −→ HNO3(ℓ)
asked on March 29, 2019 
Algebra 1
Tell whether a correlation is likely. If it is, tell whether the correlation reflects a casual relationship. Explain your reasoning. the amount of time you study for a test and the score you receive the shoe size and the salary of a teacher
asked on February 16, 2012 
Algebra 1
What is the entire balanced owed for a loan of $750 at a simple interest rate of 4% per year for 1.5 years? I just don't really know if the $750 is the interest or principle...
asked on February 23, 2012 
Social Studies
Why were the Native Americans so important in the clash between the French and British? Explain which side, French or British, received the best advantage with the Native Americans. Provide evidence supporting your reason for selecting that side.
asked on November 15, 2013 
Earth Science
Which of the following statements best describes the recharge zone of an aquifer? Thank you! A) anyplace that the water table of the aquifer meets the surface B) the boundary between the aquifer and the permeable rock above it C) an area above an aquifer
asked on March 7, 2012 
Algebra 1
A line passes through (4,2) and is parallel to the graph of x= 3. What equation represents the line in slopeintercept form? It doesn't give me enough information to turn it into slopeintercept form. HELP ME PLEASE!!??!!
asked on February 10, 2012 
Math algebra 1
The cost of renting a circular saw at a hardware store is described by the function f(x) = 25x  10 in which f(x) is the cost and x is the time in days. If lewis has $200 to spend, what is the maximum number of days that he can rent a saw if tax is not
asked on April 30, 2012 
Science
What type of signal is measured in a sonar system to determine the depth of the ocean? A. absorption of sound waves by underwater features B. reflection of sound waves by underwater features C. absorption of electromagnet waves by underwater features D.
asked on March 22, 2012 
math
A gardener wants to create a rectangular garden with length of 8x  4y ft. and width of 5x + 9y ft. What is an algebraic expression for the area of the garden?
asked on July 21, 2011 
math algebra
find the following product 7z (3z^3  2z+ 4)
asked on July 21, 2011 
algebra
The Domain of the function f(x) = [ (a, b) ( c, d) (e, f) (g, h) ] is:
asked on July 30, 2013 
Math
How about this equation just simple form?? 2856137+1969+82+1699
asked on August 23, 2007

math
what number is 100 less than 547
posted on January 16, 2018 
physics
9.467*10*15
posted on September 18, 2017 
chemistry
0.0134mol/1000=1.34×10^5 1.34×10^5 (6.022×10^23) =8.07×10^18
posted on October 31, 2016 
physics
5.1
posted on October 7, 2016 
4th grade
F trapazoid G square H rhombos J parallelogram
posted on November 10, 2015 
social studies
ok thnx
posted on January 13, 2014 
social studies
1) The Constitution provides for a separation of powers. What does this mean? Discuss the branches of government, their functions, and responsibilities. Answer: It basically means that the Constitution created (provided) a separation of powers, being the 3
posted on January 13, 2014 
Social Studies
help ? !
posted on November 15, 2013 
Science
Thank you.
posted on March 22, 2012 
Algebra 1
i think the first one is positive because studying can affect your test score. the second one might have no correlation
posted on February 16, 2012 
try this
that's the monster high song. the missing line is "mystery with a smile"
posted on February 10, 2012 
Civics
where's the map?
posted on February 8, 2012 
Math
not help
posted on March 15, 2011 
3rd grade math
it help me a littel
posted on March 15, 2011