A copper wire of cross sectional area 2.0mm2 carries a current of 10A. How many electrons pass through a given cross section of wire in one second?

A 1.0*10^1. B 5.0*10^6. C 6.3*10^19. D 3.1*10^25

A 375-g stone hangs from a thin light string that is wrapped around the circumference of a pulley with a moment of inertia of 0.0125 kg ∙ m2 and a radius of 26 cm.

Scientists do not base their conclusions on A) ethics. B) qualitative data. C) quantitative data. D) published research.

If i drive at a speed of 50 miles per hour, how fast am i going in meters per second

While John is traveling along a straight interstate highway, he notices that the mile marker reads 239 km. John travels until he reaches the 149 km marker and then retraces his path to the 167 km marker.

An object with a density of 0.85 g/cc is dropped into each of the two beakers shown below. Beaker 1 has a density of 0.5 g/cc. Beaker 2 has a density of 1 g/cc. What will happen to the object in each case?

How does an increase in thermal energy affect molecules?

Which of the following is an example of applied research?

A Cadillac Escalade has a mass of 2,569.6 kg, if it accelerates at 4.65 m/s^2 what is the net force on the car?

If you are trying to balance a seesaw and you have a higher mass on the left, should the mass on the right be placed at a greater distance or lower distance to balance it? Why?

A car travels 300 km in the first 3 hours of a trip. Then it hits traffic and travels only 60 km during the last hour. What is the average speed of the car? a.) 180 km/h b.) 100 km/h c.) 90 km/h d.) 120 km/h