2007-01-25 07:40:42 · 7 answers · asked by sorida 1 in Science & Mathematics ➔ Physics
1. A unit of brightness in astronomy.
2. "Order of magnitude" means a factor of ten in math.
2007-01-25 07:52:30 · answer #1 · answered by Jerry P 6 · 0⤊ 0⤋
Order of magnitude?
For example a km is 3 orders of magnitude higher than a meter
1 km = 1*10^3 m
2007-01-25 07:53:29 · answer #2 · answered by haxxormaster 2 · 0⤊ 0⤋
Magnitude is a size of a measure
10 kg is a mass of 10 kg or amount of matter.
10 is a magnitude
kg - is a unit of measure
2007-01-25 07:52:35 · answer #3 · answered by Edward 7 · 0⤊ 0⤋
In Astronomy, a magnitude is a level of brightness of a star. It is roughly the amount of additionaly brightness (or dimness) required for the human eye to recognize a difference. It's a way of classifying or grouping stars by brightness.
2007-01-25 07:54:28 · answer #4 · answered by mary4882 4 · 0⤊ 0⤋
If you are talking about the magnitude of a vector... then it is its length
2007-01-25 08:30:53 · answer #5 · answered by Kyle 4 · 0⤊ 0⤋
in electromagnetice it is a vector that has relationship with intensity of field.B=u(h) h is intensity and u is acoefficient.in my opinion it show the number of line of force per unit area.
2007-01-25 10:03:10 · answer #6 · answered by eshaghi_2006 3 · 0⤊ 0⤋
A really big guy with a really bad attitude...
2007-01-25 07:54:15 · answer #7 · answered by christopher s 5 · 0⤊ 1⤋