write a five sentence paragraph that gives examples of how critical thinking, skepticism, and identifying facts and opinions can help you in your everyday life. Be sure to include a topic sentence and concluding sentence in your paragraph.

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

For the car in the picture ,in which direction is the normal force? -into the screen -down -out of the screen -up

What is the weight of a feather (mass = 0.0001 kg) that floats through earth's and the moon's atmospheres?