Which of the following is the amount of work done by a hydraulic lift that uses 1470N to raise a 150kg aluminum block 2.00m vertically

Apossible explanation for a set of facts that can be tested by further investigation is called

James is trying to prove newton's 2nd law of motion. he tries to move four different objects with different masses, shapes, and sizes from point a to point b. the objects are a toy car, a car, a refrigerator, and a kitchen table. after some experimentation, he finds that force is dependent on the mass of the object, rather than it's size or shape. the object that takes the most force to move is the

Diamond will scratch quartz. true or false