In a sound wave, molecules of air become more closely spaced and less closely spaced as the air is disturbed. sound waves are

a. transverse, mechanical waves
b. longitudinal, mechanical waves
c. transverse, non-mechanical waves
d. longitudinal, non-mechanical waves

a person with a mass of 106kg has a weight of 1060n

answer: good job it's all correct !

explanation:

here are some information of the future of geothermal energy:

-the future of geothermal energy can pretty much be summed up with a single word: more

-scientists plan in going deeper than 120 meters

-we are hoping that one day, we will get all of our energy from renewable energy sources such as geothermal energy

hope this !

the skeletons of most mammals reach a certain size and then stop growing. however, many animals, including some mammals, keep growing throughout their lives. kangaroos, for example, just keep growing and growing until they die. also, the longer an animal lives the greater the chance it might catch some deadly disease.