The Earth Has a Mass Of $5.98 \times 10 ^ { 24 } \mathrm {~kg}$

question 35

Short Answer

The Earth has a mass of $5.98 \times 10 ^ { 24 } \mathrm {~kg}$ and an average radius of $6.37 \times 10 ^ { 6 } \mathrm {~m}$ .What is the density of the Earth? $$\text { a. } 3500 ~ { \mathrm { kg } } / \mathrm { m } ^ { 3 }$$ b. $5500 ~ { \mathrm { kg } } / \mathrm { m } ^ { 3 }$
c. $7500 \mathrm {~kg} / \mathrm { m } ^ { 3 }$
d. $10000 ~ { \mathrm { kg } } / \mathrm { m } ^ { 3 }$

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Definitions:

Producer Surplus

The difference between what producers are willing to accept for a good versus what they actually receive, evidencing economic benefit.

Costume Jewelry

Jewelry made from inexpensive materials and imitation gems, designed to provide an attractive appearance at a lower cost than jewelry made from precious metals and stones.

Consumer Surplus

The difference between what consumers are willing to pay for a good or service versus what they actually pay.

Equilibrium Price

The price at which the quantity of a good demanded by consumers equals the quantity supplied by producers.