what is motion? A.the push or pull up an object B. a force that works against motion C.increase in mass of objects D. change in position of objects
Which refers to the location of a particular object? A.position B.motion C.friction D.force
Based on the picture at the right what causes the switch button to change its position as if it is turned “on"? (the picture above you)
A.force applied by the finger in one's hand B.attachment of the switch to the wall C.dimension of the wall D.size of one's palm
Which of the following has the greatest effect on the motion of a falling object A.gravity of the earth B.mass of the falling object C.air resistance D.force applied to the object
To identify whether an object has moved or not,you need to consider its ____ A.reference point B.increase in mass C.force applied D.change in size
