We will have the following:

So, the force is approximately 1.85*10^-6 N.
Okay, so they want to basically Increase their grip, and they are taking advantage of the force of friction
The average speed is 52km
Answer:No, it doesn't move easily downward because it will try to resist the movement ,due to a resistance force of inertia that it possess at rest.
Explanation:when an object has higher or larger mass it tends to resist any motion given to it unlike the one with lower mass.
The larger the mass the more resistance force an object has.
Reserves might last 53.3 years.
Earth’s mineral resources: