The diagram below shows a 1 Newton metal disk resting on an index card that is balanced on top of
a glass. What is its net force?

What is the acceleration of a spaceship that is initially at rest and then speeds up to 220 m/s in 20 seconds

Macy always thought there were only a few hair colors blonde brown and black however when she actually began looking around she saw varying shades of these hair color what is a possible reason for so many different hair colors

When solid surfaces slide over each other the kind of friction that occurs is called friction