Answer:
El ultrasonido se utiliza en muchos campos diferentes. Los dispositivos ultrasónicos se utilizan para detectar objetos y medir distancias. La ecografía o la ecografía se utilizan a menudo en medicina. En las pruebas no destructivas de productos y estructuras, el ultrasonido se utiliza para detectar defectos invisibles.
Espero que esto ayude, tenga un maravilloso día / noche, manténgase a salvo, felices fiestas y feliz navidad.
The answer is A because there’s so much heat in the core and pressure because of all of the layers of the earth
Answer:
<em>17 m/s west</em>
Explanation:
Runner 1 has velocity = 10 m/s west
runner 2 has velocity = 7 m/s east
From the frame of reference of runner 2, we can imagine runner 2 as standing still, and runner 1 moving away from him, towards the west with their combined velocity of
velocity = 10 m/s + 7 m/s = <em>17 m/s west</em>
<u>Answer</u>:
The greatest possible acceleration of the car is 
<u>Explanation</u>:



-------------(1)

----------------(2)
Solving the equation (1) and(2)








Next lets assume that the front wheels contact with the ground N_A = 0














Choosing the critical case


