My notes concrete sidewalks are always laid in sections, with gaps between each section. for example, the drawing shows three identical 2.4-m sections, the outer two of which are against immovable walls. the two identical gaps between the sections are provided so that thermal expansion will not create the thermal stress that could lead to cracks. what is the minimum gap width necessary to account for an increase in temperature of 44° c

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.