Section 2: Displacement 2.2.2 The school bus picks up Brian in front of his hous

Question

Section 2: Displacement 2.2.2 The school bus picks up Brian in front of his house and takes him on a straight- 0.50) line 3.1 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? Save 222 Submit 222 Section 3: Velocity 2.3.2 A jogger is moving at a constant velocity of +3.0 m/s directly towards a traffic (0.50) light that is 100 meters away. If the traffic light is at the origin, x= 0 m, what is her position after running 20 seconds? Save 23.2 Submit 232

Explanation / Answer

2. a. 3.1Km

b. - 3.1 Km here -ve sign means he travel 3.1 km toward origin

c. 0

3.2 distance travel in 20s is = 60m hence her distance from trafic light will be 100-60 = 40 m

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