What speed is the surface current near tokyo, japan?

What is the momentum of a 3 kg bowling ball moving at 3 m/s?

A loop of wire has the shape of a right triangle (see the drawing) and carries a current of i 5 4.70 a. a uniform magnetic? eld is directed parallel to side ab and has a magnitude of 1.80 t.

A soccer ball has 1200 j of kinetic energy and a mass of o. 8 kg what is the speed of the ball when it is kicked

2. Mrs. Walline travelled 60 km in 1 hour and then 2 more hours to travel 40 km on city streets. What was her average speed?

When there is a change of state, such as a solid to liquid or liquid to gas, heat energy can be added without a temperature change because A) the added energy is not needed. B) the energy is lost to the system.

Consider four objects: A, B, C, and D. If A is negatively charged and B and C attract A but repel each other, what is the charge on B and C? A. Both B and C are positively charged. B. Both B and C are negatively charged. C.

36 kilo-joules to joules?

5 things that will speed up a reaction

Which phase of matter do scientists ignore the forces of attraction between particles? a. solid b. liquid c. gas

A radio-controlled car increases its kinetic energy from 4 j to 12 j over a distance of 2 m. what was the average net force on the car during this interval?