block 1 with mass m1 slides along an x axis across a frictionless floor and then undergoes an elastic collision with a stationary block 2 with mass m2. the figure shows a plot of position x versus time t of block 1 until the collision occurs at position xc and time tc.

Astate of matter all that has define volume and can flow is a(n)

Positrons are spontaneously emitted from the nuclei of

Atriangle with equal sides of length 10 cm has -2.5-nc charged objects at each corner. part a determine the direction of the electrical force exerted on the object at the top corner due to the two objects at the horizontal base of the triangle. determine the direction of the electrical force exerted on the object at the top corner due to the two objects at the horizontal base of the triangle. horizontally rightward vertically downward vertically upward horizontally leftward