1) The word "pizza" contains two vowels: I and A.

2) Mountains are formed through various geological processes, including tectonic plate movements, volcanic activity, and erosion.

3) The sitcom "Friends" is known for its iconic Central Perk coffee shop, where the main characters often gather.

4) The push for racial and social justice has led to discussions and actions to address systemic racism, promote inclusivity, and challenge inequalities in various areas, including education, criminal justice, and economic opportunities.