Simplify 4 (2y-3) - 12y

In recent decades, some landfills have collected gases and used them directly as an alternative fuel or burned them to produce renewable energy in the form of electricity.

What kind of wrench should be used to tighten engine components such as manifolds and cylinder heads?

Find the acceleration of an 800-kg car that has a net force of 4,000 N acting upon it.

Which of the following terms describes a process for which Q=-73j? A. thermal insulation B. thermal conduction C. endothermic D. exothermic

What term refers to the practice of renewing destroyed ecosystems? A. erosion B. terrace farming C. habitat restoration D. tree belting

A motor-driven winch pulls a 50.0 kg student 5.00 m up the rope at a constant speed of 1.25 m/s. how much power does the motor use in raising the student? how much work does the motor do on the student?

By what percent must one increase the tension in a guitar string to change the speed of waves on the string from 301 m/s to 343 m/s?

A plane is traveling from one location to another 10,000 miles away. If the plane travels at a speed of 575 miles per hour, how long will it take to get there?

At the bow of a ship on a stormy sea, a crewman conducts an experiment by standing on a bathroom scale. In calm waters, the scale reads 183 lb. During the storm, the crewman finds a maximum reading of 230 lb and a minimum reading of 138 lb. A.

A 1.5m wire carries a 2 A current when a potential difference of 52 V is applied. What is the resistance of the wire?