12.5 Round to the nearest hundredth.

A tow truck exerts a force of 4000 N on a car accelerating it at 4 m/s what is the mass of the car?

A 7.00-g bullet, when fired from a gun into a 1.00-kg block of wood held in a vise, penetrates the block to a depth of 8.00 cm. This block of wood is next placed on a frictionless horizontal surface, and a second 7.

What is quantum theory?

From 1953 to 1966 the number of automobiles in the country increased at an annual rate of 6.97 percent. What is the doubling time for growth in automobiles in the US?

What happens when positive and negative charges are near each other?

What is the mass, in kilograms, of an avogadro's number of people, if the average mass of a person is 150 lb?

Polychlorinated biphenyls (PCBs) have been banned because they are an environmental hazard. Which of the following was NOT a reason for banning them?

Crickets chirpy and milada jump from the top of a vertical cliff. chirpy drops downward and reaches the ground in 2.70 s, while milada jumps horizontally with an initial speed of 95.0 cm>s.

Explain how gamma rays are produced by energy

A mechanical wave may be described as a disturbance that is transported through a medium via the mechanism of particle-to-particle interaction. Which of these is not classified as a mechanical wave? A) earthquake B) light C) sound D) water