If the displacement of an object is proportional to square of time, then the object moves with . (a) uniform velocity
(b) uniform acceleration
(c) increasing acceleration
(d) decreasing acceleration

please explain ur answer!..no spam!​

After an atomic bomb has been dropped, the damage continues to get worse. why is this?

Ablock of steel has a density of 0.29lbs per cubic inch. if the block has dimensions of 1 inch by 1 inch by 3 inches, what is its weight? a. 0.29lbs b. 0.58lbs c. 0.87lbs d. 1lbs

What would be the result of an alpha particle coming into a magnetic field? a) the alpha particle will stop moving. b) the alpha particle will reverse its direction. c) the alpha particle will be deflected in a curve path. d) the alpha particle will continue to travel in a straight line.