Answer:
Hey
it would be 20 m
If you walk away 30 m then come back 10 you are now 20 m away from your starting point.
Answer:
When your mom walks in the room, lol. I don't see a "figure A"
:D
Galaxy million of star and planet. gravitional wave field all the universe some planet explosive itself moving other places . Black holes Mass gravity field
A At one constant temp and another at a constant pressure
Answer:
The uniy which is accepted all over the world is called SI unit.
Explanation:
The system of measurement that is agreed by the international convention if scientists that is held in paris of France to adopt an international unit is called SI unit unit.
