Question

The school bus picks up Brian in front of his house and takes him on a straight-line 2.1 km bus ride to school in the positive direction. He walks home after school. If the front of Brian's house is the origin, (a) what is the position of the school, (b) what is his displacement on the walk home, and (c) what is his displacement due to the combination of the bus journey and his walk home?\

Answer 1

Step-by-step explanation:

Given

school bus picks up brain in front of his house and takes him on a straight line 2.1 km to the school

It is given that brain house is origin so

(a) Position of school is +2.1 km

(b)Displacement while walking home -2.1 km

(c)Combination of both =2.1-2.1=0 km

Final displacement is zero