What is the term for the pattern of spiral impressions inside a handgun?

a) rifling
b) ejector markings
c) lands and grooves
d) extractor markings

Orange juice has a lower or higher viscosity than chocolate syrup

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.

The graph describes the motion of an object. the object moves with from a to b. it from b to c. it moves with from c to d.