Aria drove to the store, did some shopping, and then came home. during maria's trip, when was her displacement equal to zero?

Displacement is equal to zero when she reaches back home.

Explanation:

Displacement is the minimum distance between the initial and final point of an objects motion.

Here, aria drove to the store from her house and came back home. The initial point is her house and her final point is her house. So, minimum distance between her house and her house is zero.

So, displacement is equal to zero when she reaches back home.

temp rises, and expansion

the tires are rotating at 0.434 rpmlinear speed=45 m/sdiameter=0.550 mradius=0.275 mnow v= rωω= v/rω=45/0.275ω=163.6 rad/sω=163.6 rad/s (1rev/2π rad) (60s/1m)ω=1563 rpm