Any clue on this one i know it’s not d

C liquids because sound travels fast underwater

Explanation:

The vacuum would make it hard to hear her up close yet alone far away

Density makes it harder to hear

Ex. If you have a ice cube campared it a cup of water and you blow on it the water will have move movement because there is more available space for movement as compared to a ice cube

And the last one is also incorrect

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

report!

explanation:

physics means: "the branch of science concerned with the nature and properties of matter and energy. the subject matter of physics, distinguished from that of chemistry and biology, includes mechanics, heat, light and other radiation, sound, electricity, magnetism, and the structure of atoms."