Objects 1 and 2 attract each other with a gravitational force
of 18.0 units. If the mass of Object 1 is doubled AND the
distance separating Objects 1 and 2 is doubled, then the
new gravitational force will be
units.

What is hidden during a lunar eclipse? isn't the moon hidden?

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?

It is really hard for me right know