Which of the following statements about tornadoes is false? most tornadoes form during the afternoon most tornadoes have funnels taller than 105 meters (344 feet) most tornadoes form during the spring in summer months most tornadoes have wind speeds greater than 105 kph (65 mph)

What best describes a sonar wave? transverse and electromagnetic transverse and mechanical longitudinal and electromagnetic longitudinal and mechanical

Which is the correct symbol for an isotope of iodine with 53 protons and 78 neutrons?

Four objects each with charge +2.0×10−7c are located at the corners of a square whose sides are 2.0 m long. part a what quantities can be determined using this information? check all that apply. the electric force on a charged object placed at the center of the square. the mass of each object. the total electric potential energy of the system consisting of the four charged objects. part b find the electric force on a charged object placed at the center of the square.