The wavelength of a light wave can be used to measure which of the following?

A. The direction the wave is traveling

B. How many photons the wave contains

C. How much energy the wave has

D. How high the top of the wave is

Describes james chadwickÍs discovery

Water flows over a section of Niagara Falls at a rate of 1.31 * 106 kg/s and falls 71 m. The acceleration of gravity is 9.8 m/s 2. How many 40 W bulbs can be lit with this power?

A perpetual motion machine can never be bill because it is not possible to eliminate a. momentum b. inertia c. elasticity d. friction

Two identical stunt professionals A and B stand on the roof of building 1. Person A steps off of the roof and falls vertically onto the solid ground.

Calculate the energy of a photon having a wavelength given

Name the three strata of study within the study of kinesiology define each and provide examples

Which of the following describes the products of a chemical reaction? A. The original materials B. The chemicals on the right side of a chemical equation C. The chemicals on the left side of a chemical equation D. The substances that are changed

What does it mean when we say an atom has decayed?

The first excited state of a particular atom in a gas is 5.2 eV above the ground state. A moving electron collides with one of these atoms, and excites the atom to its first excited state.

How do your teeth work as a wedge?