When an F-14 airplane takes-off an aircraft carrier. It is literally catapulted off the flight deck. The plane’s final speed at take-off is 68.2m/s. The F-14 starts from rest. The plane accelerates in 2 seconds and has a mass of 29,545kg. What is the total force that gets the F-14 in the air?

Jason is a body builder. despite being more fit, he weighs more than his brother ryan, who is the same height. which is a possible reason? a. jason has more muscle mass than ryan does. b. jason has more body fat than ryan does. c. jason has more muscle mass and body fat than ryan does d. jason has less body fat than ryan does.

The air that we breath is made mostly of which gaseous molecule

If the chemical properties of a substance remain unchanged and appearance or shape of a substance changes it is called a ?