Express as an exponential number a. 1 times 10^3 b. 1 times 10^15 c. 1 times 10^

Question

Express as an exponential number a. 1 times 10^3 b. 1 times 10^15 c. 1 times 10^-16 d. 1 times 10^-16 d. 1 times 10^-15 e. none of the above. Express the exponential number 5.15 times 10^5 as an ordinary number. a. 0.000515 b. 51.500 c. 515,000 d. 0.0000515 e. none of the above If a brass block measures 3.80 cm by 2.58 cm by 1.25 cm, what is the volume of the rectangular solid? a. 12.1 cm^3 b. 1.86 cm^3 c. 1.19 cm^3 d. 7.75 cm^3. e. 0.0826 cm^2. Which of the following are base units and symbols in the International system? a. kilometer (km), kilogram (kg), second (s) b. centimeter (cm), gram (g) second (s) c. meter (m), gram (g), second (s) d. The International system does not have base units. e. meter (m), kilogram (kg), second (s). For problems where calculations are required, No work, no credit This includes any equations and or conversion factors used. If a glass marble weighs 3150 mg, what is the mass in centigrams? If Earth as 1.50 times 10^8 km from the Sun, what is the distance in Gm?

Explanation / Answer

7. ANS: 1*10-14 ( image is not clear, u can count digits with decimal)

8. ans:C , 5.15*100000 = 515,000 ( image is not clear , It is senn like 10 5 in question=100000)

9. ans: A , volume of rectangle= height*length*width= 3.80*2.55*1.25= 12.11cm3

10. ANS: C, Meter, kilogram, second are SI base units

11. 3150 milligrams = 315 centigrams ( 1mg= 0.1 centigram)

12. 1.50*104 km= 0.01 Gegameters   

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