A flywheel with a very low friction bearing takes 1.6 h to stop after the motor power is turned off. The flywheel was originally rotating at 55 rpm. What was the initial rotation rate in radians per second?

A fluid with viscosity and density is flowing in a long horizontal tube of radius for what pressure gradient will the flow become turbulent?

1. How many hydrogen atoms are in one molecule of table sugar

When a positive electrical charge comes in contact with a neutral electrical charge what happens? A. They attract each other B. The positive charge becomes negative C. The positive charge is cancelled out D. Nothing

What term is defined as the amount of charge stored per volt?

What happens to the size of an atom as you move down the periodic table?

A frictional force is the force exerted by a surface as an object moves across it; therefore, it is considered a contact force. true or false

Which of the following is a vector quantity? Question 4 options: distance velocity speed time

When a rectangle is constructed in order to add perpendicular velocities, what part of the rectangle represents the resultant vector?

A bird with a mass of 0.88 kg has a potential energy of 96 J. How high off the ground is the bird?

What is the fundamental source of all energy in the universe?