1.	Measure the object to the nearest centimeter.
		A.	4 cm	B.	7 cm
		C.	5 cm	D.	6 cm
		Hint
	2.	Choose the best estimate for the height of a calculator.
		A.	10 centimeters	B.	2 kilometers
		C.	10 meters	D.	10 millimeters
		Hint
	3.	Choose the best estimate for the height of a sail.
		A.	1 kilometer	B.	1,000 millimeters
		C.	10 meters	D.	100 centimeters
		Hint
	4.	Choose the best estimate for the width of a toy chest.
		A.	1 kilometer	B.	100 centimeters
		C.	100 millimeters	D.	10 meters
		Hint
	5.	Komar wanted to measure the Sears Tower. What would be an appropriate unit to use?
		A.	centimeters	B.	meters
		C.	kilometers	D.	millimeters
		Hint