) Which two types of information does the video provide that were not available in Tyson’s essay?

an illustration of colliding black holes

an x-ray image of objects entering a black hole

a simulation showing the power of a black hole

a label showing the speed of black holes

an animation showing the movement of a black hole

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

If jason ii needs 15 kw of power at 300 volts to operate, what amperage of current must flow through the cable?

Which statement is true? a) the work done to lift an object 6 meters is greater than the gravitational potential energy it gains. b) the work required to push an object is less than the work required to pull an object the same distance. c) the work required to raise an object to a height is equal to the gravitational potential energy the object gains. d) the work done against gravity to lift an object straight up is greater than the work required to roll it up a ramp.