Design a lesson plan that you would follow if you were to teach your friends about cold and warm fronts. You should include why this is important information to learn, what concepts they will know at the end of your lesson, materials needed, resources indicating where you obtained information

Thomas his older brothers, who own a junk yard, on the weekends to earn extra money. he likes to them push broken-down cars to the back of the junk yard because it makes him feel strong. last saturday, they pushed three cars with different weights, and he noticed he used different amounts of force for each one. the cars were the following weights: white car: 2,700 kg red car: 1,500 kg blue car: 2,100 kg think about how much force is needed to move each car. which correctly lists the cars in order from the most to least amount of force needed to move them? a) white, blue, red b) blue, red, white c) red, white, blue d) white, red, blue

How is sound energy produced a. vibrating objects b. objects being heated c. temperature differences d. stationary objects

Where is the potential energy throughout the loading, cocking, and releasing of the trebuchet?