Vadim try to sell his wife a "gold" bracelet to jeweler in " jewelry exchange" for $100. an jeweler drops it in a beaker of water and the volume raises 40 cm3 and the mass is determined to be 2 g, the bracelet then is gold? gold density is 19.32 grams per cubic centimeter

Aforce of 200 n is applied to an input piston of cross-sectional area 2 sq. cm pushing it downward 2.8 cm. how far does the output piston of cross-sectional area 12 sq. cm move upward? show all work.

Ajet plane has a sound level of 120 db at a distance of 60 m. what is the q23. sound level at a distance of 6.0 km? (60)2 (6000)? om solution 80db db, hint: 16x assume ultrasound waves travel through the body of an animal at 1540 q24. m/s. if a 30,000 hz signal were reflected off a portion of a heart which was moving toward the source at 3 m/s, what frequency signal would return to the stationary source? solution 30.117hz

Select all that applywhat are some basic resources a family is expected to provide for children? educationclothesspending