Which phrase from Martin Luther King Jr's "I Have a Dream" speech contains the strongest emotional connotations?
"the long night of their captivity
one hundred years later
the Negro lives on a lonely island of poverty
and so we've come here today to dramatize
Save and Exit
Next
Sull

the answer is c i dont have time to explain

two 125 kg bumper cars are moving toward each other in opposite directions. car x is moving at 10 m/s and car z at −12 m/s when they collide head-on. if the resulting velocity of car z after the collision is 10 m/s, what is the velocity of car x after the collision?

what was the answer xd ?