An ambulance with its siren on drives towards you. What happens to the wavelength of the sound you hear?
[Wavelegnth decreases]

the largest known star in the universe is uy scuti, a hypergiant with a radius around 1,700 times larger than the sun.jul 26, 2018

explanation:

as a general rule, scissors have blades less than 6 in (15 cm) long and usually have handles with finger holes of the same size. shears have blades scissors used to cut hair or fabric must be much sharper.

the answer would be c. motion and direction

i hope this : )

root word, prefixes, and suffixes