Which of the following describes electric current?

A. Electric current is the flow of protons

B. Electric current is the flow of neutrons

C. Electric current is the flow of a charge

D. Electric current is the flow or protons and neutrons

Which of the following laboratory tool would be most appropiate for measuring the approximate volume of a liquid?

Niels Bohr had a theory about the structure of an atom. Which part of his theory has been proven wrong? A. An atom is mostly empty space. B. Atoms are rearranged in chemical reactions. C. The nucleus is made up of protons and neutrons. D.

An object starts at rest then accelerates at a rate of 5m/s^2 for 1 second and then 2m/s^2 for 2 seconds. What is the average acceleration over time (t€[0,3]

South Africa practiced subjugation.

What are the five related promotional goals?

Tsunami waves are almost the same as ripples caused by throwing a rock into a pond. what is the major difference between the two?

A hot air balloon pilot wants the balloon to quickly rise several feet higher so it will be above some trees in the distance. Which best explains how the pilot can make the balloon rise? 1.

The density of pine is generally about 0.5 g/cm3. What is the mass of a 800 cm3 piece of pine Download pdf

The heat energy released or absorbed by a chemical reaction is generally determined by the difference between the energy that

A woman with a mass of * kg is standing on the rim of a large disk that is rotating at an angular velocity of 0.550 rev/s about an axis through its center. the disk has a mass of * kg and a radius of * m.