The total amount of energy before and after a chemical reaction is the same thus energy is,

Where is the oldest operating lighthouse on the west coast on an island in america?

Which of the following can fix nitrogen? A:human industrial processes B:lightning C:certain bacterial species D:all of the above

Use this excerpt from the text to answer the question. "Some people insist the United States is more properly called a republic rather than a democracy.

A ball encounters no air resistance when thrown into the air with 100 J of kinetic energy, which is transformed to gravitational potential energy at the top of its trajectory. What is its kinetic energy when it returns to its original height

An Archer needs to hit a bull's-eye On Target at eye level of 60 feet away is the Archer fires the arrow from the eye level with a speed of 47 ft/s at an angle of 25 degrees above the horizontal, will the arrow hit the target

If a cart of 4 kg mass has a force of 8 newtons exerted on it, what is its acceleration?

Why does the liquid thermometer work?

What energy do electrons have when they are farther away from the nucleus?

200 525000 lololo Boat A is 10 km north of a port. Boat B is 5 km east of the same port. Boat A sails in a straight line towards boat B. Work out the bearing on which boat A sails.

Is Li greater than He on the periodic table?