What Crop Was Found to Grow Very Well in the Dakotas

question 86

Multiple Choice

What crop was found to grow very well in the Dakotas in the 1870s?

• A) Cotton
• B) Tobacco
• C) Rice
• D) Wheat
• E) Soybeans

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Definitions:

Radiometric Dating

A method for determining the age of an object based on the decay rate of radioactive isotopes contained within it.

Half-Life

The time required for half the quantity of a radioactive substance to undergo decay or for a drug's concentration in the body to be reduced by half.

Isotope

Variants of a particular chemical element that differ in neutron number, and therefore in mass, but share the same chemical properties.

Atoms Decay

A natural process by which the nucleus of an unstable atom loses energy by emitting radiation, leading to the transformation of the atom into a different element or isotope.