To float an egg on the water: o add oil to the water increase the density...
An object that can float in both water and in oil that has a density less than water. The buoyant force experienced by the object A) Is greater when it is floating in water than in oil B) Is greater when it is floating in oil than in water C) Is the same when it is floating in water or oil
. Bird species may decrease egg size and increase clutch size, increase egg size and decrease clutch size, or decrease egg and clutch size. Describe the advantages and disadvantages of each strategy. Is one strategy better than any other? Why or why not? B) State Lack’s Hypothesis and describe why it is short-sighted
A 4.00 cm x 4.00 cm x 4.00 cm cube of density 920 kg/m3 is floating at rest at the top of a beaker of cross sectional area 100 cm2 with 500 mL of water in it. 500 mL of oil of density 900 kg/m3 is added to the top of the beaker, and the cube is observed to float completely submerged, unevenly straddling the boundary between the oil and water. a. Draw a picture showing the beaker, layers of...
3. Add a small piece of egg yolk to the water near mall piece of egg yolk to the water near the planarian. The planarian may approach the egg und begin to feed by extending a long tubular pharynx out of the mouth, a circular opening on the ventral side of the body. Record your observations in the questions below. Observe the prepared slide of the planarium cs under the compound microscope. + Review of Phylum Platyhelminthes: 1. What class...
Which of the following would increase the solubility of Sn(OH)2 in water at room temperature? O Nothing can increase the solubility of Sn(OH)2 Add SnCl2 to the solution Increase the Ksp value for Sn(OH)2 Decrease the volume of the solution O Decrease the pH of the solution
Quiz #1 Name: A U-shaped tube contains two different liquids, water and oil. Density of water is ρ-998 mg and the density of oil is Po-915 mg. The diameter of the tube is 5 cm. How many litter of oil is in the U-shape tube? Oil Water Interface
A tank (3mx3mx3m) contains water with height=2m and oil on the bottom of the tank. Density of water=1000Kg/m3. (specific gravity=0.8) with height=1m.Find the total force Select one: O A. 25782 N O B.256611 N 0 C. 267245 N 0 D. 247212 N E. 278214 N
A block of material with a density of 0.90 g/cm® is dropped first into water ana then into gasoline (density 0.69 g/cm3). The block will Select one: O a. float in both O b. float in water but sink in gasoline O c. depends on its total mass O d. sink in both O e. sink in water but float in gasoline
21. Oil having a density of 930 kg/m floats on water. A rectangular block of wood 6.00 cm high and with a density of 960 kg/m) floats partly in the oil and partly in the water. The oil completely covers the block. How far below the interface between the two liquids is the bottom of the block? (15 points) oil Wood block water I
Heating Oil prices increase by 46 percent and other things remain the same. As a result, there is O A. More information is needed to determine if the demand for Heating Oil increases or decreases. OB. no change in the quantity of Heating Oil demanded. O C. an increase in the demand for Heating Oil. LOD. a decrease in the quantity of Heating Oil demanded. O E. a decrease in the demand for Heating Oil.