What is the force between two small charged spheres that have charges 2x10 (power - 7) c and 3x10 (power - 7) c and are placed 30 cm apart in air?

A violent windstorm that forms a rotating column of air called a vortex is a A. hurricane. B. thunderstorm. C. nor'easter. D. tornado.

A cat napping on a window sill demonstrates which scientific concept? A) Force B) Velocity C) Inertia D) Speed

A 2200 kg car starts from rest and speeds up to 12 m/s in 5.2 s. The net force acting on the car is?

A passenger on a balloon drops a baseball over the side of the gondola. As the baseball falls faster, the drag force from air resistance increases.

Which of the following statements is true? Electrons have a positive charge. All shells can hold up to eight electrons. Protons and neutrons are found in the nucleus. Electrons and protons are found in the nucleus.

And object has a mass of 15g it has a volume of 7.5ml. find the density of the object.

I need this answered quickly. is the branch of science for naming and classifying organisms based on their natural relationships? A-physics B-taxonomy C-genetics D-biology

For a fixed amount of gas, if the absolute temperature of the gas is doubled, what happens to the pressure of the gas?

A 500-kilogram sports car accelerates uni- formly from rest, reaching a speed of 30 me- ters per second in 6 seconds. What distance has the car traveled during the 6 seconds?

What is efficiencywhat is the formula of mechanical advantage and velocity ratio of labour