A rod 25 cm long moves in a plane perpendicular to a magnetic field of 600 G. The velocity of the rod is perpendicular to its length and the potential difference between the ends is 10 V. Find the speed of the rod.

A blue car pulls away from a red stop-light just after it has turned green with a constant acceleration of 0.3 m/s2. a green car arrives at the position of the stop-light 5 s after the light had turned green.

Geocentric theory: a. was initially rejected b. was in contradiction to the ideas of Ptolemy c. stated that the sun revolved around the earth d. all of the above

A dead organism is the same as a nonliving thing in science. False: Fact: explain why you chose the answer

A 12 v automobile battery is connected to an electric starter motor. the current through the motor is 206 a. how much power does the motor dissipate

Substances that enhance the flow of current are called. Substances that inhibit the flow of current are known as. Substances that neither conduct nor inhibit well are called.

Explain what happens to light when it is refracted at the surface of water.

A small car meshes with a large truck in a head-on collision. Which of the following statements concerning the magnitude of the momentum change during the collision is correct? (There could be more than one correct choice.

Consider the following distribution of objects: a 3.00-kg object with its center of gravity at (0, 0) m, a 4.20-kg object at (0, 6.00) m, and a 1.40-kg object at (1.00, 0) m. Where should a fourth object of mass 7.

A Volt/Amp Is Also Known As.?

What's the difference between mass & weight & how they are measured