Which terms refer to the smallest pure substances? A. mixtures and alloys B. molecules and atoms C. elements and isotopes D. metals and nonmetals

Describe the motion of charges from one terminal of a battery to the other through a flashlight.

An object has a forward force of 100N and a reverse force of 25N. What is the resultant force?

Two objects collide and bounce apart. Assuming no outside forces act on the system, which best describes the total momentum after the collision? It is always greater than it was before the collision.

In a cathode ray tube in an old TV, electrons are acceler-ated from rest with a constant acceleration of magnitude 7.03 * 10 13 m/s 2 during the first 2.

Algorithm to determine number of shortest paths between two nodes

65 million years ago there was a mass extinction that is best known for killing the dinosaurs. There was also a large deposit of dust that contained substances only found in asteroids.

Near which location in New York State would a geologist have the greatest chance of finding dinosaur footprints in the surface bedrock?

E=mc^2 solve for c E/m m/E sqrt (E/m) sqrt (m/E) E - m sqrt (E-m)

For resonance to occur, the object must experience a frequency equal to its what? amplitude period wavelength natural frequency

Rasheed runs a football 10 meters east, turns and runs the football 6 meters west. If his velocity during this run is found to be 3 meters/second, how long does this take Rasheed to complete this run?