Define the efficiency of an energy converter.

Sanchez consumes a diet where he will not eat pork and will not eat meat with dairy products. He is most likely following this type of diet.

Why might surface mining be less risky for miners than underground mining?

Identify the machines in which both a lever and a wedge are used

How far will a runner travel if she had an average speed of 10 km/hour and runs for 2.1 hours?

Which of the following is true about cells? A. Cells have specialized components that perform different, specific functions. B. A cell's components are all identical and perform the same function. C.

If you jump vertically while inside a fast-moving train that is slowing down, you land: a. a bit behind your original position. b. at your original position. c. a bit ahead of your original position.

In the sky, you see a red star and a blue star. Which one is hotter? A. The red star B. They are probably the same temperature C. The blue star D. The answer will depend on how far away the stars are

Describe the relationship between force and mass when the acceleration of two objects remain constant

It is epistemically possible that a completed physics might include which of the following propositions? O Souls and other spiritual substances exist O God created the universe O Matter is unreal O All of the above

The weight of an object varies inversely with the second power of the distance from the center of Earth. The radius of Earth is approximately 4000 miles.