1.	Write the unit of length that you would use to measure the length of a pencil.
		A.	millimeter	B.	meter
		C.	centimeter	D.	kilometer
		Hint
	2.	Write the unit of length that you would use to measure the height of print in a newspaper article.
		A.	kilometer	B.	meter
		C.	millimeter	D.	centimeter
		Hint
	3.	Write the unit of length that you would use to measure the distance between Sacramento and Los Angeles.
		A.	meter	B.	centimeter
		C.	kilometer	D.	millimeter
		Hint
	4.	Write the unit of length that you would use to measure the length of an ant?
		A.	meter	B.	kilometer
		C.	millimeter	D.	centimeter
		Hint
	5.	Which is the best estimate for the height of a classroom door?
		A.	2 km	B.	24 m
		C.	24 cm	D.	2.4 m
		Hint