How much g force does it take to kill a human?

What unit is used to express work?

Choose the best answer to the of the following. Explain your reasoning with one or more complete sentences.

Which best describes the materials that make up an electrical cord? a metallic conductor lacking free electrons surrounded by a rubber insulator with free electrons a metallic conductor with free electrons surrounded by a rubber insulator lacking

Which system of measurement does the u. s. use? the metric system the si system the english system us customary system

If frequency goes up, what happens to wavelength? Does it get shorter or longer?

Which is the best example of Newton's First Law of Motion? A small, lightweight ball and a large, heavy ball are dropped off the top of a very tall building. They both strike the ground at the same time.

A scientist does an experiment on mice. She feeds one group of mice regular food and a second group of mice blueberries. The scientist keeps all of the other conditions exactly the same.

A Jeep Rubicon has a mass of 2,630 kg. With a momentum of 55,200 kg m/s. What was the speed, in m/s, of the vehicle?

You have a box of filled with gas and by some process you double the number of atoms in the box, but now each one only has (on average) half as much energy as before the process started.

A car traveling 26 m/s starts to decelerate steadily. It comes to a complete stop in 13 seconds. What is it's acceleration. ___m/s^2