A small, dense center that has a positive charge and is surrounded by moving electrons

Are there any minerals that are flammable

suppose you and your friend are on the moon. will you be able to hear any sound produced by your friend?

Molecules are groups of atoms connected together. Which substance in the simulation have particles that are molecules?

Which statement explains how an ionic bond and a covalent bond differ? A. An ionic bond will give away up to 8 electrons to form and bond. A covalent bond is will gain up to 8 electrons to form a bond. B.

What best describes the refraction of light rays? light bouncing off of a mirror light bending when it passes through a lens light getting brighter when two waves combine light passing through a clear glass window

1. How fast must a truck travel to stay beneath an airplane that is moving 105 km/h at an angle of 25° to the ground?

Is a chipmunk a producer

A (n) __is a push or a pull. force motion velocity acceleration

A 2000 kg truck is at rest at a stop sign. A 1100kg car collides head-on with the truck. The car was moving at 15.0m/s before the collision if the collision was completely inelastic, what is the velocity of the car and the truck after the collision?

The muscles of a runner transform chemical potential energy into what?