M=F/A
Which means 30 divided by 5 m/s is 6kg(mass)
Answer:
Explanation:
Brownian motion is a random (irregular) motion of particles e.g smoke particle. The set up in the diagram can be used to observe the motion of smoke.
1. The apparatus used are:
A is a source of light
B is a converging lens
C is a glass smoke cell
D is a microscope
2. The uses of the apparatus are:
A - produces the light required to so as to see clearly the movement of the particles.
B - converges the rays of light from the source to the smoke cell.
C - is made of glass and used for encamping the smoke particles so as not to mix with air.
D - is used for the clear view or observation or study of the motion of the smoke particles in the cell.
41.5 is the answer that i got. hope this helps!
Answer:
astronomical unit
Explanation:
https://en.wikipedia.org/wiki/Astronomical_unit
the answers going to be A
