1.	While training for a marathon, Yoshino runs 8 ___ per day.
		A.	kilometers	B.	millimeters
		C.	centimeters	D.	meters
		Hint
	2.	Write the unit of length that you would use to measure the distance between Sacramento and Los Angeles.
		A.	meter	B.	centimeter
		C.	millimeter	D.	kilometer
		Hint
	3.	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
	4.	Which is the best estimate for the width of a penny?
		A.	2 m	B.	1 m
		C.	2 cm	D.	1 mm
		Hint
	5.	Which is the best estimate for the height of a classroom door?
		A.	24 m	B.	24 cm
		C.	2 km	D.	2.4 m
		Hint