Answer: The main causes of urban migration in the United States is Economics. Means of supporting oneself sometimes results in moving to where business is thriving.
Explanation:
The hedgehog ligans activate it
Answer: True
Explanation:
As the adolscent period progress more responsibilities are added into the life and the person needs to be mature and responsible.
The person at this age needs to go for higher studies or can start earning.The person can either go for part time jobs.
The individual has to be more strong and independent at this age so that he can live independently and support the family.
Reducing the activation energy can increase the rate of a reaction. Reducing the activation energy would mean that less energy is required to process a reaction, whereas increasing activation energy would require more energy to process a reaction.