Answer: The answer is A). Use case modelling
Explanation: A use-case model is a model of how different types of users interact with the system to solve a problem. It emphasizes the purposes of the user, the interactions between the users and the system, and the required behaviour of the system in satisfying these purposes.
Answer:
I would say a level
Explanation:
A level is used as a horizontal reference line, which will tell if the building is leaning to one side, or if its up right. I may be wrong but this is the closest thing I can think of for this question.
Produced by forcible contact or impact between the injured person and an object or a piece of equipment
Explanation:
it mean you get injured after you've already been injured
Answer: Fergie is a consultant specializing in deriving commercial power from waves and tides.
Explanation:
The green economy the economy that has the goal of minimizing environmental risks while aiming for the sustainable development of the economy without having a negative effect on the environment.
According to the Bureau of Labor Statistics, some categories of Green Jobs are Water conservation, environmental remediation, wind energy, solar power, energy auditors, recycling etc.
Out of the options given in the question, an example of a new and emerging job in the green economy is option D "Fergie is a consultant specializing in deriving commercial power from waves and tides".
Answer:
The volume percent of graphite is 9.9%
Explanation:
Given;
weight percent of graphite, C = 3.1wt%
density of ferrite, 
= 7.9 g/cm³
density of graphite, 
= 2.3 g/cm³
Determine the mass fraction;
Determine the volume fraction;
Therefore, the volume percent of graphite is 9.9%
