An automobile slows from 26 m/s to 18 m/s. its acceleration is
-2.0 m/s2. how much time does it take for the vehicle to slow
down?
a) 2.5s
b) 4.0 s
c) 1.55
(someone ^_^ i’m not a number person whatsoever)

you would expect a sound wave to speed up. - b)

1 - wave length

2 - amplitude

3 - crest

4 - trough

explanation:

duh.

when a device is used in a circuit in which the voltage is 81 v, the current flowing through the device is 3 a. what is the resistance of the device?

a. 27 ω

b. 40.5 a

c. 243 ω

d. 243 a

the correct answer is a. 27