Asprain ?
a. is an injury that can never be healed.
b. is the most painful of all athletic injuries.
c. can be completely avoided by stretching.
d. is a stretch and/or tear of a ligament.

conduction, convection, radiation

i had this question and the answer was 3.15 miles.

martina travels from school to her mom's office. from there, she walks to school. after school, she walks to the library and then to a friends house before finally ending back at home. find martina's total distance traveled.

a) 0 miles  

b) 0.4 miles  

c) 1 mile  

d) 3.15 miles