The Sum of All of Earth's Life Is Called

question 29

Multiple Choice

The sum of all of Earth's life is called:

• A) lithosphere
• B) mantle
• C) core
• D) atmosphere
• E) biosphere

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Definitions:

Y-Intercept

The point at which a line crosses the y-axis of a graph, representing the value of the dependent variable when all independent variables are zero.

Torque

A rotational force applied to an object, calculated as the product of the force and the distance from the point of application to the axis of rotation.

Displacement

In physics, the change in position of an object; in engineering, the volume swept by the pistons inside the cylinders of an engine.

Horsepower

A unit of measurement for power, traditionally used to quantify the output of engines or motors.