Answer:
B friction is where you rub your something togother and it heats it up so B
Explanation:
Answer:
1077.3 molecular in 1.05*1026 molecules
Correct answer Is Dinitrogen Trioxide
Answer:
B
Explanation:
produce a product improve it identify a problem make a solution
Speed is the rate at which something goes, and velocity is the average acceleration, which means a car can go slow for a bit, and fast for a bit, and have a velocity of medium. Also, speed is much easier to measure.