Name two ways humans use sound other than hearing and an example of each

How do you calculate the effective resistance in a parallel circuit?

How is a net electric charge produced?

Read each statement and determine if it describes alpha, beta, or gamma decay. decay occurs when a nucleus emits either an electron or a positron, Gamma = decay has no charge on mass but is capable of penetrating many substances.

A 1.80-m string of weight 0.0123N is tied to the ceiling at its upper end, and the lower end supports a weight W. Neglect the very small variation in tension along the length of the string that is produced by the weight of the string.

A certain brand of hotdog cooker works by applying a potential difference of 130 V across opposite ends of a hot dog and allowing it to cook by means of the thermal energy produced. The current is 12.

Which rock is made mostly of dark, fine-grained silicate minerals, chiefly plagioclase feldspar and pyroxene, and magnetite?

What does the atomic number tell us about an atom of a certain element?

A certain chemical reaction experiences a 7.50 x 10-7 kilogram loss in mass. If this mass were to be totally converted to energy, what would be the magnitude of that energy.

How does gravity create inertia

How would a person's mass be affected by traveling to Saturn and why?