5th Class
Science
Work, Force, Energy and Simple Machines
Question Bank
Work, Force, Energy and Machine
question_answer
Directions: Read the passage and answer the following questions. According to Sir Isaac Newton, bodies at rest will remain at__ (42) __, and bodies in motion will remain in __ (43)__. However, in the science of dynamics, __ (44) __ and energy are important factors that can affect the motion of bodies. Force is the push or __ (45) __ of an object that tends to produce acceleration of the body's motion in the direction of the force. Force also changes the size and __ (46) __ of a body. There are four basic forces in nature. However, in relation to machines and vehicles, we will only talk about the forces related to gravity and motion. __ (47) __ is the force of attraction between any two objects. This force depends on the mass or __ (48) __ of each object and their distance from each other.