Why does the current is reduced as electrons move through a conductor

A pipe that is 20.0 m long and 10.0 cm in diameter contains olive oil. the density of the olive oil is 890 kg/m3 and the bulk modulus is 1.3 * 109 pa. a 3.4-hz longitudinal wave is transmitted in the oil.

Two negative charges that are both - 0.3C push each other apart with a force of 19.2 N. How far apart are the two charges?

Which of the following is used to determine if a star is moving closer to Earth?

If gravitational forces are pulling the planet into its sun, why is it still revolving around its sun? Why doesn't the star just fall into its sun? What law of gravity explains this?

Work is a product of A force and distance B force and heat energy C cause and heat energy D cause and effect

A large balloon is initially filled to a volume of 1.96 l at 318.44 k and a pressure of 2.89 atm. what volume of gas will the balloon contain at 1.77 atm and 336.33 k?

How to calculate kinetic energy? (physics/physical science)

What's the difference between the offspring of an asexual organism and a sexual organism

The contamination that results from the spread of bacteria from meat to vegetables is called

A rock has a mass of 5 kg on the moon. What is the mass of the rock on the earth