Hola necesito 3 conflictos de entre cuba y estados unidos

Me podrian ayudar la tarea es para hoy

As heat and pressure increase, ductile deformation becomes less likely becomes more likely is replaced by elastic deformation stops occurring

How does the use of fertilizers impact the environment?

With these question would be nice i needs them in a hurry which nation leads eastern europe in nuclear energy usage? a ukraine b lithuania c slovakia d solvenia which eastern european nation is popular with skiers? a czech republic b estonia c bulgaria d none are