In a stadium, fans stand up and sit down to produce a wave across the stadium. this type of wave where the material travels perpendicular to the direction of travel of the wave. which type of wave does this describe?

a) mechanical wave

b) transverse wave

c) longitudinal wave

d) electromagnetic wave

This is a defintion of a transverse wave.

a.   mass number from atomic number

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