Cognitive bases for thinking about the self in early adolescence include

creating and comparing abstractions about the self;

Explanation:

In early adolescence period, most people will develop an abstract thought that we personally used to understand our identity relative to other people in our social group.

We use our cognitive thinking to observe things that we like, the type of persons that we enjoy being around with, and the things that society see in positive regards in order to form our own identity.

a. formula: f=ma or f/m=a

10,000n/1,267kg≈7.9m/

b. formula: a= and s=d/t

speed= 394.6/15

s=26.3m/s

a=

a=1.75m/

c. 7.9-1.75=difference of 6.15m/

d. the force that most likely caused this difference is friction forces

im sorry i wish i can but try google