Acar traveling at 4.0 m/s has a constant acceleration of 2.0 m/s2. after 3.0 seconds, the average velocity during the acceleration is

Molten iron fills a mould, which has a volume of 200 cm cubed. calculate the volume when the iron cools and solidifies. molten iron has a density of 7.0g/cm cubed. in its solid state, iron has a density of 8.0g/cm cubed.

The difference between a red shift and a blue shift has to do with wavelength frequency. t or f

Talia is manufacturing rolls of wire for hanging pictures. she needs a material that is so that it can easily be pulled into wire without breaking.