What is an object's change in position, or displacement, and the change in time over which that displacement occurred used to calculate?
a. average velocity
b. force of gravity
c. average force
d. inertia

If a substance is in the gas phase, which of qualities of the gas will stay constant? a: volume b: mass c: shape d: position of particles

Awoman holds a book by placing it between her hands such that she presses at right angles to the front and back covers. the book has a mass of m = 1.8 kg and the coefficient of static friction between her hand and the book is μs = 0.67. no attempt 50% part (a) what is the weight of the book, fgb in newtons?

The least penetrating form of radiation is