A force of 60 pounds stretches a spring 1 inch from its natural position. Find the work (in in-lb) done in stretching the spring from its natural length of 10 inches to double that length.

Which is not true of the weak nuclear force

What does it mean that an exoplanet exists in the "habitable zone"? Question 6 options: (a) It is located the same distance from its star that Earth is from the Sun.

A gas expands when 606 j of energy is added to it as heat. the expanding gas does 418 j of work on its surroundings. a. what is the overall change in the internal energy of the gas? b.

Which stage of the cells cycle involves the division of the cells nucleus? A. mitosis B. cytokinesis C. interphase D. replication

Electrons and protons jump out of molecules when exposed to a. visible light. b. ultraviolet light. c. x-rays. d. sunlight.

A 35-N bucket of water is lifted vertically 3.0 m and then returned to its original position. How much work did gravity do on the bucket during this process?

You then decide to throw another disc to your friend in the tree for fun. If you throw the disc at a speed of 10 m/s and your friend catches it 5.0 m above you, what was the speed of the disc just before your friend catches it

Which is true? An ideal emf device has internal resistance and a real emf device does not. A real emf device sets up a potential difference and an ideal emf device does not.

An object is released from rest on a planetthat has no atmosphere. The object fallsfreely for 2.03 m in the first second. What is the magnitude of the accelerationdue to gravity on the planet?

Properties of elements within a ... on the periodic table change in a predictable way from one side of the table to the other