In which statement are the particles close together and slowly moving past each other Answer
A-air
B-ice
C-steam
D-water​

What layer of the atmosphere is directly above the troposphere?

Stage in which a star’s outer layers have started to cool and grow outward?

Adeuteron, 21h, is the nucleus of a hydrogen isotope and consists of one proton and one neutron. the plasma of deuterons in a nuclear fusion reactor must be heated to about 3.02×108 k . what is the rms speed of the deuterons? express your answer using two significant figures.