How did gravity help cause the SOLAR SYSTEM to form? * Gravity caused the solar system to expand quickly from a single point.
Gravity scattered dust and gas throughout the universe.
Gravity cause a big cloud of gas and dust to collapse and come together.
Gravity caused other galaxies to move away from us and look reddish.
Gravity created background radiation that can be seen everywhere.

List one type of erosion and describe how it happens?

You are traveling in a car going at a constant speed of 100km/h down a long, straight highway. you pass another car going in the same direction which is traveling at a constant speed of 80km/h. as measured from your car's reference frame this other car is traveling at −20km/h. what is the acceleration of your car as measured from the other car's reference frame? what is the acceleration of the other car as measured from your car's reference frame?

In a heat engine if 1000 j of heat enters the system the piston does 500 j of work, what is the final internal energy of the system if the initial energy was 2000 j? 1. write the equation 2.list out your known variables 3.plug the numbers into the equations 4.solve 5.write your solution statement that includes initial energy and final