A silver sphere with a radius of 5.2 cm weighs the same as a certain aluminum cube. How long are the sides of this cube (in cm)?
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A silver sphere with a radius of 5.2 cm weighs the same as a certain aluminum cube. How long are the sides of this cube (in cm)?
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- The planet Neptune is in the order of magnitude of 1023 m3. a. what is this in cubic kilometers? b. what is this in cubic miles? c. what is this in cubic centimeters?A light metal rod has a mass of 0.610 oz/in of rod length. How many meters of rod length are needed to have a mass of 10.9 lbs? Assume that the rod has a constant diameter. Use 1 in = 2.54 cm in your calculations.You purchased 5.2kg of apples from a store. You noticed that they used the smallest division of 4.2 g to weight them. What is the relative error of this weight measurement as a percentage. You want to calculate the area of your dorm which is in a rectangular shape. You measure the length and the width of the room as L= 4.8+(-.01) m, W= 4.4+(-.01) m. What is the absolute error in the area in m^2 units?
- A cubic box contains 385 grams of water. What is the length of one side of the box in meters?A study finds that the metabolic rate of mammals is proportional to m3/4, where m is the total body mass. By what factor does the metabolic rate of a 70.0-kg human exceed that of a 3.98-kg cat?Consider a cylinder of radius 40 cm and 60 cm high. Find the cylinder's volume in cubic feet.
- A silver sphere with a radius of 5.8 cm weighs the same as a certain aluminum cube. How long are the sides of this cube (in cm)?Grains of fine California beach sand are approximately spheres with an average radius of 50 μm and are made of silicon dioxide, which has a density of 2.5 × 103 kg/m3. What mass of sand grains would have a total surface area (the total area of all the individual spheres) equal to the surface area of a cube 1.2 m on an edge?A rectangular container measuring 18 cm ⨯ 45 cm ⨯ 61 cm is filled with water. What is the mass of this volume of water in kilograms and grams? (Take the density of water to be 1000 kg/m3.)
- A scanning electron micrograph of xylem vessels in a corn root shows the vessels magnified by a factor of 608. In the micrograph the xylem vessel is 5.60 cm in diameter. What is the diameter of the vessel itself, answer in cm? and By what factor has the cross-sectional area of the vessel been increased in the micrograph?One cm3 of gold is 19.32 g. What is the density (ratio of mass to volume) of gold inkg per m3 ? I know the answer is 19.32x10^3 but can someone tell me the steps to get there?Blood flows through the aorta at an average speed of v = 18 cm/s. The aorta is roughly cylindrical with a radius r = 17.0 mm. The volume rate of blood flow through the aorta is πr2v. Calculate the volume rate of blood flow through the aorta in L/min.