Object 1 starts at 5.4 m and moves with a velocity of 1.1 m/s . object 2 starts at 8.1 m and moves with a velocity of –2.1 m/s . the two objects are moving directly toward one another. what is the position of the objects when they collide?

Consider the following position function. find (a) the velocity and the speed of the object and (b) the acceleration of the object. bold r left parenthesis t right parenthesisr(t)equals=left angle 6 t superscript 4 baseline comma 2 t cubed right angle6t4,2t3 for tgreater than or equals≥0

Abatter hits a 0.140-kg baseball that was approaching him at 30 m/s and, as a result, the ball leaves the bat at 40 m/s in the reverse of its original direction. the ball remains in contact with the bat for 2.0 ms. what is the magnitude of the average force exerted by the bat on the ball?

Amaterial that provides resistance to the flow of electric current is called a(an) (1 points)