Which of the following does not need to travel through a solid, a liquid, or a gas? a. radiation b. convection c. conduction

The gravitational force between two objects is 1600 and what will be the gravitational force between the objects if the distance between them doubles?

You notice a very one-dimensional-thinking snail crawling along one rail of a railroad track. naturally, you remove it to a safer place. but before you do, you observe it as it moves from position xi = -92.9 cm to position xf = -64.9 cm along the rail, as measured from a point where one rail abuts the next. what is the snail\'s displacement δx in centimeters?

1. a net force of 100 newton’s is applied to a wagon for 5 seconds. this causes the wagon to undergo a change in momentum of