The recoil of a 100gram cannon creates a momentum of -200g*m/s. What was the velocity of the cannon? Please help!!
Is it:
A:2m/s
B:-2m/s
C:5m/s
D:0m/s

P. S.If you answer it with no answer then i will REPORT you and make sure you don’t get points just saying!!!BTW IF I GET IT WRONG THAT MEANS U JUST WANTED THE POINTS AND YOU JUST GUESSED SO I WILL REPORT U TOO

Ascientist wants to determine the effect of a new type of gasoline. he fillsone car with normal gasoline and another identical car with the new gasoline.which is the control group? a. the new type of gasolineb. the car with the normal gasolinec. the car with the new gasolinethe amount of gasoline usedd. the amount of gasoline used

Will someone me with this.. specialized cells which perform a particular function form: tissues organs or organism

The table below shows the number of foot bones in some horse fossils.horse fossil recordhorse fossil number of foot bonesp 19q 17r 24s 13ancient horses had more bones in their foot then present-day horses. the present-day horse has 11 foot bones. what is the correct order of evolution of the horse starting from the youngest fossil? a. q p r s b. s r p q c. s q p r d. r p q s