A train moving west with an initial velocity of 20m/s accelerates 4m/s2 for 10 seconds. during this time, the train moves a distance of

A fuel pump sends gasoline from a car's fuel tank to the engine at a rate of 5.37x10-2 kg/s. The density of the gasoline is 739 kg/m3, and the radius of the fuel line is 3.37x10-3 m. What is the speed at which gasoline moves through the fuel line

What is the force of gravity between a 1000000000 kg asteroid and the earth when the asteroid is 3000000 m away from the earth?

What are the cracks between the plates of the lithosphere called

Is carving a statue out of marble a physical change or chemical change? Is sanding a piece of wood a physical change or chemical change?

A student fires a cannonball horizontally with a speed of 39m/s from a height of 73m. Neglect drag. What was the cannonball's initial horizontal speed? What was the cannonball's initial vertical speed? How long did the ball remain in the air?

A teacher has asked four students to state a scientific theory. Which student is correct?

36 of 50 Constants A 89.0-kg refrigerator sits on the floor. The coefficient of static friction between the refrigerator and the floor is 0.60. What is the minimum force that one needs to exert on the refrigerator to start the refrigerator sliding?

Does high pressure rise and low pressure sink

A unit vector is used in the symbolic representation of the electric field. What physical units does the unit vector have? meters. The unit vector has no units. coulombs. The units depend on how it is used.

What's the definition of streak