Four model rockets are launched in a field. The mass of each rocket and the net force acting on it when it launches are given in the table below. Rocket Mass (kg) Force (N) 1 4.25 120 2 3.25 120 3 5.50 120 4 4.50 120 Which rocket has the lowest acceleration? A. Rocket 3 B. Rocket 2 C. Rocket 4 D. Rocket 1

Examine the nuclear reacti why is this classified as a nuclear reaction rather than a chemical reaction? it is not balanced. a new compound is formed. a change has occurred in a nucleus. a new element has been formed.

Awater-filled u-tube manometer is used to measure the pressure inside a tank that contains air. the water level in the u-tube on the side that connects to the tank is 5 ft above the base of the tank. the water level in the other side of the u-tube (which is open to the atmosphere) is 2 ft above the base. determine the pressure within the tank.

What are two different ways you could find the value of a? explain these methods.