En el siguiente sistema F1 = 8 N y F2 = 48 N actúan sobre un objeto que tiene una masa de 5 kg, moviéndose una distancia de d = 28.4 m. Encuentra el bloqueo que hace F2 en el cuerpo.

Engineers find a new metal that is stronger than steel but much lighter. this material is also significantly cheaper than what is currently used for most aircraft, available in large quantities, and easy to manufacture. the engineers are excited because this new material will lower the costs of buying and operating airplanes for companies. what is probably the best step for the engineers to make next?

Select all the correct answers. which three statements about electromagnetic radiation are true?

Ahot-air balloon is 11.0 m above the ground and rising at a speed of 7.00 m/s. a ball is thrown horizontally from the balloon basket at a speed of 9.00 m/s. ignore friction and air resistance and find the speed of the ball when it strikes the ground.