The rate of heating is 2.0 kW. Calculate how much energy is supplied to the substance during the period 18 – 22 minutes.

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

total distance/total time

(85 + 82)/(5+3)

167/8

20 just over

answer a fan shaped mass of sediment deposited at the base of a mountain front do to an abrupt change in stream gradient;