What can you assume has happened if an electron moves to a higher energy level? A) the atom has become more stable

B) the electron has lost energy

C) the electron has gain energy

D) the atom has lost an electron

Has anyone read the book Third level

A wildlife biologist examines for a genetic trait he suspects may be linked to sensitivity to industrial toxins in the environment. previous research had established that this trait is found in one of every 8 dogs.

Ocean tides are waves that have a period of 12 hours, an amplitude (in some places) of 1.50 m, and a speed of 750 km/hr. What is the distance between adjacent crests of these waves?

How long does it take for the moon to rotate on its axis?

the similarities and differences between how both producers and consumer use money.

A laboratory dish, 20 cm in diameter, is half filled with water. One at a time, 0.50/µL drops of oil from a micropipette are dropped onto the surface of the water, where they spread out into a uniform thin film.

The process that converts liquid to gas is melting true or false

A balloon was partially filled with helium gas at room temperature. It occupied 4.0 liters of volume at 700.0 mm Hg atmospheric pressure. When the balloon was released, it traveled upward until it burst at 99 mm Hg atmospheric pressure.

A packing crate rests on a horizontal surface. It is acted on by three horizontal forces: 600 N to the left, 200 N to the right, and friction. The weight of the crate is 400 N.

Which type of radiation has the lowest penetrating ability?