By the term universe astronomers mean

Which is an example of transformation potential energy to kinetic energy? Select two. Changing thermal energy to electrical energy. Changing chemical energy to thermal energy. Changing nuclear energy to radiant energy.

Which is usually associated with a slower reaction rate? A. adding heat energy to the reactants B. using a crushed solid in the reactants C. refraining from using a catalyst in the reactants D. using a highly concentrated solution of the reactants

a gas volume of 100.0 ml at a pressure of 780 mmhg. whats the new volume of the gass when its pressure is increased to 880 mmhg

Which is the most electronegative element? nitrogen fluorine sodium cesium hydrogen

1. True or false: Simple machines reduce the amount of work needed to do a job. Explain your thinking.

What is the most advanced life form on earth

Which EM wave is about the size of humans?

Describe how the Catapult works?

Newton's third law of motion states that the force pair acting on different objects consist of two forces that

While working on her science fair project Venus connected a battery to a circuit that contained a light bulb. Venus decided to change the light bulb to a higher resistance, but she wanted to keep the current the same.