A student makes 15 waves in a slinky in 5 seconds.

What is the period of the 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

causes

fossil fuels burn

cities become more industrialized

human population grows worldwide

that the claims meet official rules.

don't misinterpret the claims