IMixing combined with skip voting
Answer:Switch off lighting in refrigeration areas when not in use?
Explanation:
I think kepler would be the one to best describe the motion of hte earth because he has a space telescope named after him
Answer:vv

Explanation:
The expression for the deBroglie wavelength is:
Where,
is the deBroglie wavelength
h is Plank's constant having value
m is the mass of =
v is the speed.
Wavelength = 5400 Å = 
Applying in the equation as:-

