Which of the following best describes a benefit of one type of nonrenewable energy? . a. coal deposits are found on nearly every continent and mining coal poses few risks. b. natural gas does not produce greenhouse gases as other energy sources do. c. nuclear power does not produce any form of pollution. d. petroleum is relatively inexpensive compared to other forms of energy.

1. in terms of fuel economy rank the following hybrid and electric vehicles, and justify application specific to each hybrid technology stop/start | mild hybrid | full hybrid | plug-in hybrid | full electric a. rank based on fuel economy b. justify your application specific for each technology

As part of your daily workout, you lie on your back and push with your feet against a platform attached to two stiff springs arranged side by side so that they are parallel to each other. when you push the platform, you compress the springs. you do an amount of work of 79.0 j when you compress the springs a distance of 0.230 m from their uncompressed length. (a) what magnitude of force must you apply to hold the platform in this position? (b)how much additional work must you do to move the platform a distance 0.230 m farther? (c) what maximum force must you apply to move the platform a distance 0.230 m farther?

What are the similarities & differences between a thermistor and a light dependent resistor in physics?