Calculate the energy of the orange light emitted, per photon, by a neon sign with a frequency of 4.89 * 1014 hz.

Which of the following is a valuable part of the scientific method?

How do waves interact with water?

Erosion of the beach is normally a slow process. What is one factor involved in this erosion? A) animal motion B) changing tides C) emptying rivers Eliminate D) building coral reefs

What is an example of applying the law of conservation of mass?

A 1875 kg car moves with a velocity of 5 m/s. What is its kinetic energy?

Oliver, whose mass is 65 kg, and Olivia, whose mass is 45 kg, sit 2.0 m apart in the physics classroom. What is the force of gravitational attraction between Oliver and Olivia

Which is an application of radio waves? allow doctors to see inside a person's body carry information between cell phones sterilize surgical instruments reheat or cook food quickly and easily

In history class, Juan learned about two sets of limestone carvings left in similar caves approximately 5000 years ago. Both caves are damp, but one cave has an average temperature of 45°C, while the other cave has an average temperature of 70°C.

A school bus full of students drives down the road. Because it is moving, it has 1. potential energy because it has the ability to take the students to school. 2. kinetic energy because it has the ability to take the students to school. 3.

How many additional valence electrons does fluorine need to have a full valence shell? A. One B. Two C. Eight D. Seven