Objects can be charged or neutral. explain what these two terms mean

Scientific knowledge is both long lasting and open to change. In your own words, explain why scientific knowledge should be re-examined and re-tested from time to time. Include two examples that will support your response.

How do you find the atomic mass and atomic number of Hydrogen-2?

Which is a "big idea" for matter and change 1.) atoms are building blocks of all things 2.) the laws of nature have all been discovered 3.) forces cause changes in motion 4.) the universe is very old and large

An inquisitive physics student and mountain climber climbs a 48.0-m-high cliff that overhangs a calm pool of water. He throws two stones vertically downward, 1.00 s apart, and observes that they cause a single splash.

A variable that should not change throughout the experiment is a (n): Question 5 options: (a.) Independent Variable (b.) Dependent Variable (c.) Control Variable

What scientific question does Isaac Asimov most clearly address with his story "Runaround"? A. Should robots be allowed to marry? B, should robots be treated as members of the family? C. Can robots be trained to follow a moral code? D.

The force generated by a single muscle fiber can be increased by increasing is called

Write an expression that results in a String consisting of the third through tenth characters of the String s.

Noah Formula is in an airplane which is flying at constant speed in a circular course of radius 6500 m, circling O'Hare's airplane prior to landing. Noah observed that the plane completes each round trip in 345 seconds (5 minutes & 45 seconds).

Two pieces of metal with exactly the same mass are placed on a surface in bright sunlight. The temperature of the 1st block increases by 3°C while the temperature of the 2nd increases by 8°C. If the specific heat of the 2nd block is 0.