The force needed to accelerate the rover Opportunity on Mars at 1 m/s² in the horizontal direction is ____ the force needed to accelerate the rover while it was undergoing testing on Earth. A) less than B) equal to C) greater than D) Unable to tell E) dependent on what g is on Mars

Question

Quizplus · Accepted Answer

The force needed to accelerate an object is determined by its mass and the acceleration (F=ma). Since the mass of the rover and the desired acceleration are the same on both Mars and Earth, the force required is equal.

The Force Needed to Accelerate the Rover Opportunity on Mars