What element has 5 valence electrons, but more than 7 protons and less than 33 protons?

Explain how the rabbit depend on energy from the sun.

Which type of device enables its users to see around corners?

Two waves collide and the temporary combined wave that results is smaller than the original wave. Which term describes this interaction? A. standing wave formation B. diffraction C. destructive interference D. constructive interference

A woman (m = 45kg) is kneeling on the shoulders of a man (m = 70kg) in pair figure-skating while both are traveling at 1.5 m/s. The man gracefully accelerates the woman forward into the air.

A pendulum has a period of 0.3 second. What is its frequency?

Determine the amount of potential energy of a 5 Newton's book that is moved to three different shelves on a bookcase. The height of the shelves is 1.0 meter, 1.5 meter, and 2.0 meter

Which atom is involved in giving your heart energy to beat? carbon gold oxygen iron

Which of the following is the most accurate statement concerning the properties of matter? a. they can be written as symbols b. they can be observed and measured c. they cannot be tested or verified d. they change with the amount of matter present

Danilo is sliding down a slide. What forces are acting on him as he slides

If you want your investment or savings account to be easily turned into cash without losing its value, you should consider the?