An object is launched at an angle to the horizontal on a long, flat firing range. Which launch angle will produce the GREATEST HEIGHT? Assume air resistance is negligible. A. 30 degrees
B. 45 degrees
C. 60 degrees
D. 90 degrees

Scout feels ill one day before school. her mother puts a thermometer in her mouth and the temperature begins to climb to 100°f. what is happening between the cooler thermometer and scout's body? a) scout's body is applying a force to the particles in the thermometer. b) kinetic energy is being transferred from her mouth to the thermometer. c) potential energy is being lost by the thermometer and gained by scout's body. d) the potential energy stored in foods is converted to mechanical energy to raise the mercury in the thermometer.

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Frequency of electromagnetic waves that a radio station is assigned is called