Fact 1: Friction causes the speed of an object to decrease.

Fact 2: Friction is a Force that opposes motion.

Given the two facts above, answer the question "If a force that opposes motion is applied to an object, what will happen to its speed?" with the following options: 
- Plant growth is reduced
 - It will decrease
 - It will reach nano-speed
 - It will stay the same
 - kinetic energy
 - It will increase
 - Under 32 degrees
 - supersonic


 

  It will decrease       