How many valence electrons are in an atom of fluorine

A. Two

B. Seven

C. Nine

D. Seventeen

If the sun died would it create a black hole?

You drop a rock off of a building. It takes 4.5s to hit the ground. How tall is the building?

A + 17 nc charge is located at the origin. what is the strength of the electric field at the position (x, y) = (5.0cm, 0cm) ? express your answer using

Neon, helium, methane, krypton, xenon, hydrogen, and ozone make up & what of the atmosphere

A person pushes a box across a horizontal surface at a constant speed of 0.5 meter per second. The box has a mass of 40 kilograms, and the coefficient of sliding friction is 0.25. The power supplied to the box by the person is

A large power plant generates electricity at 12.0 kV. Its old transformer once converted the voltage to 425 kV.

Match the example to the type of equipment category it fits best in. A Gym bag, workout clothes, hygiene essentials, proper shoes, water, ipod. B Hockey Stick Baseball Glove. Basketball. Pads. Helmet.

Energy transformations in a bouncy house

High voltage power is often carried in wire bundles made up of individual strands. In your initial post to the discussion, discuss the forces on the strands of wire due to the current flowing through them.

The climate of an area is based on A) Rivers and lakes B) natural resources. C) mountain and valleys. D) Precipitation and temperture