How Did John Deere's Steel-Tipped Plow Change American Agriculture

question 64

Multiple Choice

How did John Deere's steel-tipped plow change American agriculture?

• A) It cut in half the labor needed to till the soil for planting.
• B) It facilitated crop rotation which allowed each acre under cultivation to produce greater yields.
• C) It made farming so efficient that more people could afford to buy land and start farms.
• D) It persuaded Congress to subsidize the development of other farm technology.
• E) It could harvest wheat seven times as fast and with fewer work than previously.

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Definitions:

Estimate Time

Approximating the duration that a task or activity is expected to take.

Geometric Sequence

A sequence of numbers where each term after the first is found by multiplying the previous one by a fixed, non-zero number called the ratio.

Common Ratio

In a geometric sequence, the constant factor between consecutive terms, used to calculate subsequent terms.

Geometric Sequence

A sequence of numbers where each term is found by multiplying the previous term by a constant called the common ratio.