Sound waves cannot travel in outer space. true or false

True. Scientists have proven that sound waves in outer space do exist.

true, Sound waves cannot travel in outer space

Explanation:

TRUE

Sound can move through other subjects as well. Sound is unable to travel across a vacuum. A vacuum like space, is a place without any water. Sound is unable to travel through space since the vibrations does not travel without matter.Sound can not travel via a vacuum's space as there are no vibrating molecules there.

The average acceleration of the Olympic sprinter can be calculated by dividing its speed with the given time. Mathematically,
                        average acceleration = 11 m/s / 10 s
This gives us the answer of 1.1 m/s^2. Thus, the answer is letter A.