I NEED HELP WILL GIVE BRAINLIEST

Which of the following is an example of motion in two dimensions?

Ball bearings are made by letting spherical drops of molten metal fall inside a talll tower-called a shot tower- and solidify as they fall. a-if a bearing needs 4.0 s to solidify enough for impact, how high must the tower be? b- what is the bearing's impact velocity?

How can a cyclist's acceleration change even if its velocity remains constant?