1. A 1,000kg car has 50,000 joules of kinetic energy. What is its speed?
Physics
lahchop
Question
1. A 1,000kg car has 50,000 joules of kinetic energy. What is its speed?
2 Answer

1. User Answers KurdishPotato
its speed is 10 m/s ... 
2. User Answers fc808
Answer:
½mv²= KE
½(1000)?²= 50000
500*?²= 50000
/500 /500
? ²=100
Square root
?= 10
10 m/s is you answer