A15.0 m long steel rod expands when its temperature rises from 34.0 oc to 50.0 oc. what is the change in the beam's length due to the thermal expansion? steel has a coefficient of linear expansion of 12.0 e -6/co.
a 0.0612 m
b 0.00432 m
c 0.00288 m
d 0.0119 m
e 0.0475 m

What is created when solids,liquids,an gases mix with one another

The graph represents the distance a car travels over time while on the highway. which statement about the car's trip is accurate? a) the car does not move over time. b) the car travels at a constant velocity. c) the car's velocity increases constantly over time. d) the car's velocity decreases constantly over time.

Under the action of a constant force an object accelerates at 7.8 m/s2. what will the acceleration be if (a) the force is halved? (b) the object's mass is halved? (c) the force and the object's mass are both halved? (d) the force is halved and the object's mass is doubled?