A train starts from rest and speed up to 20%m/s in a time of 10 seconds. determine the acceleration of the train?

A 12 volt car battery produces more current than a 1.5 volt battery for a TV remote because ... A. the tv remote has more kinetic energy. B. the tv remote has a greater difference in electric potential energy. C.

Which statement best describes the polarization of light

What type of force is drag? A) Net Force B) Applied Force C) Frictional Force D) Gravitational Force

The highest occupiable floor of any building is in the Sears Tower in Chicago. The elevators of the central tower of the building lift passengers 436.0 m above street level.

A 1.5m wire carries a 2 A current when a potential difference of 88 V is applied. What is the resistance of the wire?

An object is dropped from a platform 400 ft high. ignoring wind resistance, what will its speed be when it reaches the ground?

What factors determine whether a collision between two reactant molecules will result in a reaction?

As you brake your bicycle, your velocity changes from 20 east m/s to 10 east m/s in 5 seconds. What is your acceleration?

Some ancient civilizations used units of measure based on the length of certain seeds. what kind of problems might you expect with such a system?

You are standing on the SCALE The scale is on the floor. What are the forces on the SCALE?