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