Which of the following promotions exemplifies the use of a fixed-ratio schedule of reinforcement? a café offers its customers a punch card. each time a patron purchases a beverage, a hole is punched; when ten holes are punched, the patron receives a free beverage. a café offers each patron an early morning two-for-one free-beverage-with-purchase deal from 5 to 6 a. m. on monday mornings. a café prints "you are a winner" on a random one-twelfth of its coffee lids; patrons receiving such a lid can redeem it for a free beverage. now and then, a café announces a two-for-one deal.

Which feature of a heating curve indicates a change ofn state

Choose the most likely outcome of this scenario: jen decided to go bike riding without a helmet. while no one is around during her ride, she is thrown from her bike when her wheel goes into a pothole. she is not injured, but she is terrified to get back on her bike. what happens next? a. her physical health is affected even though she wasn't hurt. b. her mental and emotional health are affected because she is afraid to get back on her bike. c. her social health is affected because she is worried her friends saw the fall. d. her overall health is not affected at all by her fall.

Alead ball is dropped into a lake from a diving board 5m above the water . it hits the water with a certain velocity and then sink with constant velocity in bottom . it reaches the bottom 5 second after it is dropped if g= 10m/s2 . find depth of the lake and average velocity of the ball ?