Why do protons repel protons but attract electrons?

A Boeing 747 jet with a wingspan of 60.0 m is flying horizontally at a speed of 300 m/s over Phoenix, Arizona, at a location where Earth's magnetic field is 50.0 μT at 58.0 below the horizontal. What voltage is generated between the wingtips?

Miyop astigmat hastaligin anlami

The earth exerts a gravitational force of F (r) = 2.99*1016r2 (in Newtons) on an object with a mass of 75 kg, where r is the distance (in meters) from the center of the earth.

What is The most basic unit of an Element on the Periodic Table Question 1 options: DNA carbon center Atom (which contains protons, neutrons, and electrons) nucleic acid

The blank is the positively charged particle of the atom in the nucleus.

What is the definition of air pressure

A cold glass of iced tea warms quickly on a hot day through the process of A. conversion. B. insulation. C. conduction. D. expansion.

As a woman walks, her entire weight is momentarily placed on one heel of her high-heeled shoes. Calculate the pressure exerted on the floor by the heel if it has an area of 1.83 cm2 and the woman's mass is 54 kg. Express the pressure in Pa.

What is a barred spiral?

an 875kg car speed from 22m/s to 44m/s while pushing another car. what work was in changing the car's speed?