Non-metals are generally non-conductors of electricity. graphite is a non-metal but used as electrodes in batteries. why?

Two speakers separated by a distance of 4.40 m emit sound. The speakers have opposite phase. A person listens from a location 3.00 m directly in front of one of the speakers.

A quarterback throws the football to a stationary receiver who is 16.1 m down the field. the football is thrown at an initial angle of 38.1 ◦ to the ground. the acceleration of gravity is 9.81 m/s 2. a.

Witch of the following object is not a practical example of gravity acting on a moving object? A. rain falls from the sky B. a car speeds up as a traffic light turns green C. a leaf falls from a tree and floats to the ground D.

Where did the universe come from?

If u saw long scratch marks on a flat rock surface you would suspect

When you see a straw in a glass of water it looks bent why is this?

Compare the energy and wavelength of a microwave to the energy of a gamma ray.

T/F all compounds are molecules but NOT all molecules are compounds.

particle is projected from the surface of the planet Krypton with a speed equal to 3.6 times the escape speed from that planet's surface.

Does the box contain positive charge, negative charge, or no charge? Does the box contain positive charge, negative charge, or no charge?