Select four things that could reduce the validity of Scientific conclusion: a) Blas
b)illusions
c)objectivity
d)subjectiviry
e)controls group
f)careful observation
g)eyewitness
h)testimonies

What happens to light waves from a star as the star moves away from earth?

Agas contained within a piston-cylinder assembly undergoes three processes in series: process 12: compression with pv= constant from 1 bar and 1 liter to 4 bar. process 23: constant pressure expansion to 1 liter. process 31: constant volume calculate the pressure and volume at each state, and sketch the processes on a p-vdiagram labeled with pressure and volume values at each numbered stat

Why is the use of carbon-14 limited