Which object will require the least amount of force to change its motion A. A 266 kg object moving 253 m/s
B. A 263 kg object moving 254 m/s
C. A 269 kg object moving 252 m/s
D. A 270 kg object moving 251 m/s

We have a colorless transparent liquid. it looks like water. we seperated it into a solid and a liquid by evaporration and condention was this a chemichal or a physical seperation a. chemical seperation b. physical seperation

Which is the most accurate name for the covalent compound p2o3?

The illuminance of a surface varies inversely with the square of its distance from the light source. if the illuminance of a surface is 120 lumens per square meter when its distance from a certain light source is 6 meters, by how many meters should the distance of the surface from the source be increased to reduce its illuminance to 30 lumens per square meter?