1.	Two solid rocket boosters provide the main thrust to lift the space shuttle off the launching pad. Each booster weighs approximately 1.92 × 105 pounds. Express this weight in standard form.
		A.	192,000 pounds	B.	19,200,000 pounds
		C.	0.0000192 pounds	D.	19,200 pounds
		Hint
	2.	Express 2,475,000 in scientific notation.
		A.	2.475 × 106	B.	2.475 × 10-6
		C.	2.475 × 105	D.	2.475 × 103
		Hint
	3.	Express 0.0000000139 in scientific notation.
		A.	1.39 × 10-7	B.	1.39 × 108
		C.	1.39 × 10-8	D.	1.39 × 10-9
		Hint
	4.	Write 0.0000055 in scientific notation.
		A.	55 × 107	B.	55 × 10-7
		C.	5.5 × 10-6	D.	5.5 × 106
		Hint
	5.	The amount of land in five states owned by the federal government is given in the table. Order the states according to the amount of land own by the federal government from greatest to least.
		A.	Alaska, California, Nevada, Utah, Idaho	B.	Idaho, Utah, California, Nevada, Alaska
		C.	Alaska, Nevada, California, Utah, Idaho	D.	Nevada, California, Utah, Idaho, Alaska
		Hint