Answer:
A.
Explanation:
more heat = heat energy becomes more kinetic energy = more particle collision
Velocity of an object is given as

now we have

time = 3 hours
now from above formula


so its velocity is 40 mph and its a vector quantity whose direction is towards NORTH
correct answer is B
Democritus theorized that atoms were specific to the material which they composed
What problems do you think might arise if the chromosomes did not align during metaphase?