What is the rate at which work is done in lifting a 35-kilogram object vertically at a constant speed of 5 meters per second? 1) 1700 w 2) 340 w 3) 180 w 4) 7 w

i think it’s a. this is because if they measured the mass of something with a mass of 150g, then their final answer would have to be approximately 150g. though all of their answers are almost 150, rosa and tran have the closest answers (or the exact answer) to the accurate one.

neither accurate nor precise.

find the surface area of the sphere to the nearest square unit. use a calculator.

a. 254 in.2

b. 64 in.2

c. 127 in.2

d. 1,018 in.2