1. Write the answers for the following in scientific notation with three significant digits. a. The earth's circumference, measured through the poles, is exactly 40, 000, 000 m (according to an early standard of the meter). What is the radius of the earth, R? R= m. b. The surface area of the earth is given by A = 4 x R². What is the area A? A = m². c. Using the units conversion 1 inch = 2.54 cm, convert the volume V = 302 in³ into a volume in cubic cm (cm³) and in liters. (1 L = 1000 cm³). Show your steps in below!

College Physics
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Chapter1: Units, Trigonometry. And Vectors
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1. Write the answers for the following in scientific notation with three significant digits.
a. The earth's circumference, measured through the poles, is exactly 40, 000, 000 m
(according to an early standard of the meter). What is the radius of the earth, R?
R =
m.
b. The surface area of the earth is given by A = 4 x R². What is the area A?
A =
m².
c. Using the units conversion 1 inch = 2.54 cm, convert the volume V = 302 in³ into a
volume in cubic cm (cm³) and in liters. (1 L = 1000 cm³). Show your steps in below!
V =
cm³ =
L.
Transcribed Image Text:1. Write the answers for the following in scientific notation with three significant digits. a. The earth's circumference, measured through the poles, is exactly 40, 000, 000 m (according to an early standard of the meter). What is the radius of the earth, R? R = m. b. The surface area of the earth is given by A = 4 x R². What is the area A? A = m². c. Using the units conversion 1 inch = 2.54 cm, convert the volume V = 302 in³ into a volume in cubic cm (cm³) and in liters. (1 L = 1000 cm³). Show your steps in below! V = cm³ = L.
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