The sled is moving toward the right. which force would slow it down at a steadyrate (constant acceleration)? 1.a force acting toward theleftand ofconstantstrength (magnitude).correct2.a force acting toward therightandde-creasingin strength (magnitude).3.a force acting toward theleftandin-creasingin strength (magnitude).4.a force acting toward theleftandde-creasingin strength (magnitude).5.no applied force is needed.6.a force acting toward therightand ofconstantstrength (magnitude).

Anne applies a force on a toy car and makes it move forward. what can be said about the forces acting on the toy car at the moment anne applies the force?

To understand the electric potential and electric field of a point charge in three dimensions consider a positive point charge q, located at the origin of three-dimensional space. throughout this problem, use k in place of 14? ? 0. part adue to symmetry, the electric field of a point charge at the origin must point from the origin.answer in one word.part bfind e(r), the magnitude of the electric field at distance r from the point charge q.express your answer in terms of r, k, and q. part cfind v(r), the electric potential at distance rfrom the point charge q.express your answer in terms of r, k, and q part dwhich of the following is the correct relationship between the magnitude of a radial electric field and its associated electric potential ? more than one answer may be correct for the particular case of a point charge at the origin, but you should choose the correct general relationship. a)e(r)=dv(r)drb)e(r)=v(r)rc)e(r)=? dv(r)drd)e(r)=? v(r)r

Specific heat refers to the amount of heat required to change 1 gram of a substance by degree(s) celsius