What is the efficiency of a car's engine when heat input is 400,000 joules and the waste heat is 300,000 joules?
O A. 85%
O B. 35%
C. 25%
D. 75%

Which element forms the basis of all organic organisms a carbon b oxygen c hydrogen d nitrogen

Producing disposable grocery bags consumes resources. recycling disposable bags is a solution that can recover some of the resources used to make new bags. which of the following behaviors could further refine the solution? a. disposing of bags by burning them b. reusing bags whenever possible c. using bags at once so that they do not break d. using only nonrenewable materials to make new bags subject is environmental science for apex users

Which process is represented a.) deletion b.) nondisjunction c.) translocation d.) insertion