1. [-/20 Points] DETAILS SERPSE10 1.1.OP.002. MY NOTES ASK YOUR TEACHER PRACTICE ANOTHER An artist creates a solid sculpture made from 6.60 kg of copper. She wishes to create an identical sculpture, using the same mold used to make the original, out of solid silver. What is the mass (in kg) of the silver sculpture? (The density of copper is 8.96 x 105 kg/m , and that of silver is 10.50 x 105 kg/m3.) |kg Need Help? Read It Submit Answer 2. [-/20 Points] DETAILS SERPSE10 1.3.OP.006. MY NOTES ASK YOUR TEACHER Newton's law of universal gravitation is represented by F = GMm where F is the magnitude of the gravitational force exerted by one small object on another, M and m are the masses of the objects, and r is a distance. Force has the SI units kg . m/s2. What are the SI units of the proportionality constant G? O 3 O (kg . 52 ) m O kg . 52 O kg . $2 O . (kg . 52 ) ms m O (kg . 52 ) O kg . 5' ) Need Help? Read It Watch ItWhich of the following equations are dimensionally correct? (a ) ve = vi+ ax O This equation is dimensionally correct. O This equation is not dimensionally correct. (b) y = (2 m) cos(kx), where k = 2 m-1 O This equation is dimensionally correct. O This equation is not dimensionally correct. Need Help? Read It -/20 Points] DETAILS SERPSE10 1.4.OP.007. Y NOTES ASK YOUR TEACHER PRACTICE ANOTHER A large dump truck can move 1,300 tons/h of gravel from one point to another on a work site. What is this rate in Ib/s? Note that 1 ton = 2,000 lb. |Ib/s Need Help? Read It /20 Points] DETAILS SERPSE10 1.6.OP.022. MY NOTES ASK YOUR TEACHER Carry out the following arithmetic operations. (Give your answers to the correct number of significant figures. ) (a) the sum of the measured values 756, 37.2, 0.83, and 2 4.0V [b) the product 0.003 2 x 356.3 4.0 (c) the product 5.620 x n