1						2
				3
			4										5
		6
7
		8
						9
	10

Across 3. ________error due to the observer. 4. standard defines a _____ of the quantity 6. it has both a magnitude and a direction in space 7. ________error due to instruments,effect of surrounding conditions and physical constraints of the observer. 8. The quantity that cannot be derived form other physical quantities 9. _________quantitiy that have size but without specified direction 10. The physical quantities that can be derived from base quantities by multiplication or division or both

Down 1. the abbreviation for its French name, Systéme International 2. it is added to the name of the fundamental unit 5. it is defined as the distance that light travels in a vacuum in 1/299,792,458 second