An suv is traveling at a speed of 18 m/s. if the suv has a mass of 1,550 kg, what force must be applied to stop it in 8 seconds? a. –4,030.7 n b. –2.25 n c. –2,700.0 n d. –3,487.5 n

5 w for 1hr = 5x60x60 joules=300x60=3000x6=18,000j as total energy conversion. efficiency of bulb needed for radiant to thermal within 18000

there is no correct list among the choices you've provided.

the list might look something like this:

-- baby human

-- piccolo

-- flute

-- soprano singer

-- trumpet

-- tenor singer

-- trombone

-- baritone singer

-- baritone horn

-- bass singer

-- tuba

since i had to make up the list myself, i made it easy on myself, and i didn't try to shuffle the string instruments and woodwinds into it too.

3. dark matter

empty space could also be a simple vacuum