Question

Double check my work?

Suppose a 1,600 kg car is traveling at 20.0 m/s. What average force is needed to stop the car in 4.0 s?

20/4=5
5*1600=8000 N

My answer would be 8,000 N

Answer 1

you're wrong

Answer 2

Ouch. Okay, what do you think I did wrong?

Answer 3

@willagracemore

Answer 4

life

Answer 5

Thanks for the help. :|

Answer 6

you are welcome

Answer 7

@petiteme , it looks like you are done helping Queen Bee, so could you help me now? :)

Answer 8

Wow....So rude >.>

Answer 9

You're telling me :/

Answer 10

eyem c0nf3zd

Answer 11

You okay @FindMe678 ?

Answer 12

Yes, I'm fine!

Answer 13

but im not fine u r confuzzing

Answer 14

Okay... Use A = V/T first

Answer 15

A= 20, and T = 4?

Answer 16

Yes :)

Answer 17

Divide it to get the acceleration.

Answer 18

5

Answer 19

Then use Force = mass x acceleration

Answer 20

1600 * 5 = 8000

So I was right? Or is there more?

Answer 21

no use net force=mass x acceleration
bches u no understand newtons 2nd law

Answer 22

Good job! ^_^ Welcome to OpenStudy :D

Answer 23

Thank you :D