Answer:
The answer is A
Explanation:
Lightning is formed by electrons in the air
There are several ways they interact with each other.
Mechanically: Erosion, Mass movement, Sedimentation
When hot tea is mixed to chilled coke, tea loses heat and coke gains heat. Thus, tea cools down but coke gets heated. Because it is liquid and liquid does not totally cool down to the ambient temperature, it and the iced drink will eventually reach the same temperature.
Answer:

Explanation:
<u>Densidad</u>
La densidad de una masa m que ocupa un volumen v se define como:

Tenemos que una masa de 80 gr hace que un volumen de agua se desplace desde 60 cm3 hasta 75 cm3, es decir, el volumen propio de la masa es m = 75 - 60 = 15 cm3.
Con esta información se calcula la densidad:

Operando:
