Aramp , a doorstop and a car jack are made with what simple machine ?

You are about to open a container of soy milk but notice that there are instructions to “shake well before serving.” the soy milk is most likely a

What causes the formation of ocean currents?

If a negatively charged particle is placed at rest in an electric potential field that increases in the positive x-direction, what will the particle do? a. accelerate in the positive x-direction b. remain at rest c. accelerate in the negative x-direction