In lecture, we saw a video of researcher janet werker studying the capacity of infants to detect speech sounds. she trained them to turn their head at a sound change (such as "ba" to "pa"), then exposed them to speech sounds that do not exist in english. what were her findings?

The force it would take to accelerate an 900-kg car at the rate of 6m/s2

Which is the most accurate name for the ionic compound cas?

Suppose that three astronomical objects, 1, 2, and 3 are observed to lie on a line, and the distance from object 1 to object 3 is d. object 1 has four times the mass of object 3, and seven times the mass of object 2. find the distance between objects 1 and 2 for which the net force on object 2 is zero.