Eventually, the designers want to produce an unmanned aircraft that can fly at twice the height of a passenger jet for up to six months.
Suggest one possible use for an aircraft such as this.

15. one purpose of the tread pattern on a tire is to a reduce tire wear. b. reduce traction c. allow water to flow away from the tire. d. look impressive.

When is a current produced? when the terminals of an electrochemical cell are connected by a wire if the electric circuit is opened in an electrochemical cell if the electrolyte is removed from an electrochemical cell when the electrodes are reversed in an electrochemical cell

How many neutrons does plutonium -196 with an atomic number of 78.