The Acceleration Due to Gravity near the Surface of Mars

question 48

Multiple Choice

The acceleration due to gravity near the surface of Mars is about one-third of the value near the Earth's surface. If a rock fell from rest for the same amount of time on Mars and Earth, the final speed of the rock would be

• A) three times faster than on Earth.
• B) the square root of three times faster than on Earth.
• C) the same speed as on Earth.
• D) the square root of three times slower than on Earth.
• E) three times slower than on Earth.

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Definitions:

Simple Regression

Simple regression is a statistical method used to examine the relationship between one independent variable and one dependent variable by fitting a linear equation to observed data.

Slope

The measure of the steepness or incline of a line, indicating the rate of change between two variables.

Mean Value

Mean value is the average of a set of numbers, calculated by dividing the sum of all values by the quantity of numbers.

Error Term

A variable in a statistical model that captures the difference between observed and predicted values.