Volumetric flasks are most accurate
Answer: Not 100% sure but I believe the answer is B.
Hope this helps! ^^
By definition we have that
force=dP/dt,
where
p is momentum
so
<span>momentum is force*time
p= 15*3 = 45 Ns , west.
</span><span>the change in momentum of the object is 45 N.s</span>
An animal doesnt have a chloroplast
Your answer should be A.km/s does s mean speed?