A) How are physical and social systems alike?

b) How are they different?

Agood hypothesis includes which of the following? a: prediction b: data c: uncertainty d: conclusion

Why are pipes bursting in the in extremely cold weather?

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.