Answer:
D
Explanation:
They looked at her hand and made a formal conclusion from that
Answer:
Explanation:
Given
Weight of car 
mass of car 
velocity of car 
radius 
(a)Centripetal acceleration is given by



(b)Force that provide centripetal acceleration



(c)Friction force between car and tires is given by

where
=coefficient of static friction
N=normal reaction
Centripetal force will balance the friction force



This is observational learning because Ian observed that his peers waited in the cafeteria until the first bell rings. He decided to imitate them.