18-05-2017
Biology

contestada

Someone please help me

Someone please help me class=

Respuesta :

18-05-2017

Sound waves cannot travel through a vacuum. This is because sound waves move by actually compressing molecules--therefore in a vacuum it would be impossible for sound to travel. This is also why no sound can be heard in space.

Answer Link

Otras preguntas

George purchased a life annuity for $6,000 that will provide him $150 monthly payments for as long as he lives. Based on IRS tables, George's life expectancy is

What is the y-value of the vertex of the function f(x)=-(x+3)(x-14)?

Which of the following is something that probably would NOT be studied in a lab? A. what molecules are found in tea B. how birds migrate thousands of miles

The length of a rectangular poster is 28 inches. The area is 1316 square inches. What is the width?

The chemical equation below shows the reaction of glucose and oxygen. C6H12O6 + 6O2 -> 6CO2 + 6H2O + 36ATP Which process does this equation represent and t

Maybepay Life Insurance Co. is selling a perpetual annuity contract that pays $3,000 monthly. The contract currently sells for $326,000. What is the monthly ret

This graph depicts an event that occurs in biological organisms? Which biomolecule is responsible for allowing this event to take place and what is its primary

What value of d makes -25-(-16) = d a true sentence?

Which idea from this passage is implicit? A. War is the only answer when freedoms have been threatened both at home and abroad. B. No war will be fought again a

We will use a video to analyze the dependence of the magnitude of the Coulomb force between two electrically-charged spheres on the distance between the centers