Explain what happens when you vigorously rub your wool socks on a carpeted floor, touch a metal doorknob and get shocked

A sample of radium-226 will decay to 1/4 of its original amount after 3200 years. What is the half-life of radium-226? Found Answer: 1600

What is hydrocephalus?

A hot air balloon is flying above Grovenburg. To the left side of the balloon, the balloonist measure the angle of depression to the Groveburg soccer fields to be 20 degrees 15'.

In a mixture of the gases oxygen and helium, which statement is valid: (a) the helium molecules will be moving faster than the oxygen molecules, on average; (b) both kinds of molecules will be moving at the same speed;

Which of these discoveries is generally attributed to newton A). The force of gravity acts between any two objects B). The earth is round C). Planets Move In circles D). The orbit of mars is an ellipse

Digitized information can be used by computers true or false

Standing on a frictionless surface (like a sheet of ice), two boys, one strong and one weak, are attempting to break a string in half by pulling on its opposite ends.

Condition for the maximum, minimum and zeroelectric field

How does force do positive work on an object?

S-waves can travel through either rock or water. a. True b. False