The number of energy levels to which an electron can jump depends on the

A. wavelength of light only.

B. electromagnetic spectrum.

C. amount of energy it absorbs.

D. color of light only.

The highest tides occur when

Which of the following is an example of potential energy? Group of answer choices Water turning a turbine for electricity. Water in the clouds. Water falling to Earth as rain. Water evaporating into the atmosphere.

How are electromagnets different from regular magnets? They can be turned on and off. Their polarity can be reversed. Their strength can be changed. All of the above. None of the above.

In 1665 Sir Isaac Newton proposed the fundamental law of gravitation as a universal force of attraction between any two bodies. What does this theory state about the force that makes an apple fall and the force that keeps the moon in its orbit?

Which particle rarely interacts with matter? a. proton b. photon c. positron d. neutrino

What are the similarities and differences between speed and velocity?

We are trying to reduce the current time of 15s by 30% but this leads to an increase of 18% in the CPI. For each processor, what clock rate should we have to achieve this time reduction?

How can you see a unicellular organsim

Why is it important to understand the concept of density?

Which force is responsible for contact forces