Physics
an airplane is flying in a horizontal of radius 1.0 km what must be the speed of the plane if the pilot is to experience a centripetal acceleration three times that of gravity.
Social Studies
Who organized trade in medieval cities and towns? (2 points) guilds clergy knights journeymen 2. What is a fief? (2 points) a ruler of the Franks a ruler in Charlemagne's empire land given in exchange for loyalty a Viking warrior 3. Christians and Muslims wanted to control...
7th grade science help Ms.Sue please help
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health
It is recommended that a person ________ to manage and reduce stress.
math
In a random sample of 1,000 exams, the average score was 500 points with a standard deviation of 80 points. Find the interval about the sample mean such that the probability is 0.90 that the mean number lies within the interval.
physics
an ant walks 4 cm East, gets some rest, and continues for another 3 cm in the same direction. What is the total displacement traveled by the ant?
Geometry
The Seinfeld's family room measures 19 feet by 30 feet. They are covering the floor with square tiles that measure 1 foot on a side and cost $0.68. How much will they spend on tile?
math
Part 1 In your own words, define the word “function.” Give your own example of a function using a set of at least 4 ordered pairs. The domain will be any four integers between 0 and +10. The range will be any four integers between -12 and 5.Explain why your example m...
math
use the names and ages of yourself and the other two people you selected. Make sure one is older than you and one is younger than you. In years, how old was the older person when you were born? Write an equation that models how old in years each of you will be, when your ages ...
Math
Calculate the minimum sample size required to find the 90% interval estimate for a population proportion if you want to be accurate within 2%.
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