This is a very vague question what force do you mean? There are many science forces like applied force, gravitational force, normal force, frictional force, air resistance force, tension force, spring force, and more.
Answer:
A. Perezoso which means lazy ;)
Explanation:
Lápiz is a pencil. That's about all I can tell you. It's just a vocab word you need to memorize.
I'm not exactly sure what you're asking, but I'll try.
The answer is "compro" because it's past tense. I should know, I speak both Spanish and English.