An astronaut on a distant planet wants to determine its acceleration due to gravity. The astronaut throws a rock straight up with a velocity of + 14.2 m/s and measures a time of 22.2 s before the rock returns to his hand. What is the acceleration (magnitude and direction) due ...
Find the perimeter of a square with sides 10 feet long?
In the standard (x,y) coordinate plane, if the x-coordinate of each point on a line is 4 less than twice its y-coordinate, what is the slope of the line?
A capacitor consisting of two parallel plates of area A = 4.6 m2 and spacing d = 0.150 m is filled with two parallel slabs of dielectric material of equal thickness and with dielectric constants 1 = 2.20 and 2 = 5.50, respectively. What is the total capacitance?
How can you use the word league in a sentence
We are using the Pythagorean rule and I'm a little confused... Solve each problem using a grid. Round your answer to the nearest hundredth. Dover is located at (1,2) and Goodlow is located at (5,7). How far apart are the 2 cities? My answer is 6.40... am I doing this right...
A tree that is 100 feet tall casts a shadow that is 150 feet long. Determine the angle at which the rays of the sun hit the ground to the nearest degree.
The half-life of plutonium-234 is 9 hours. If 40 milligrams is present now, how much will be present in 4 days? (Round your answer to three decimal places.)
2A+3B 3C hOW MANY MOLES OF b ARE REQUIRED TO COMPLETELY REACT WITH 9 MOLES OF A?
Suppose that the format for license plates in a certain state is two letters followed by four numbers. How many different plates can be made if repetitions of numbers and letters are allowed except that no plate can have four zeros?