How does the electrical force relate to the distance between two charged objects

Which statement is NOT an advantage of renewable resources? A They produce clean energy. B They are expensive to collect and transform into energy. C They are safe for the environment. D They replenish quickly.

Frictional force is ___of area of contact

What is the amplitude of a wave related to

In a physics motion study, students established a frame of reference for measurements. Which of the following is their most likely choice? A. time since the beginning of the class period B. mass as a ratio to that of the same volume of water C.

11. What is the wavelength of a 250 Hz wave traveling at a speed of 350 m/s?

Why would you weigh more on saturn than on earth

The elements are mostly likely to form more than one type of ion are the

A sample contains 24 g of radioactive isotope. how much radioactive isotope remains in the sample after 2 half-lives? A. 6 g B. 1.5 g C. 12 g D 3 g

2. An elephant puts a force of 30,000 N on its four feet, which have a total area of 0.75 m2. What is the pressure it puts on the ground?

Which of the following is not a benefit of strength training