What does it mean when work is positive?

A. Velocity is greater than kinetic energy.

B. Kinetic energy is greater than velocity.

C. The environment did work on an object

D. an object did work on the environment

Consider a single-slit diffraction pattern for λ=589nm, projected on a screen that is 1.00 m from a slit of width 0.25 mm. How far from the center of the pattern are the centers of the first and second dark fringes?

How does a cell get water and nutrients

a missile is moving 1810 m/s at a 20.0 degree angle. it needs to hit a target 19,500 m away in a 32.0 degree direction in 9.20 s. what is the acceleration that the engine must produce

Water evaporates off lakes. Winds blow across the planet. Where does the energy come from for these and other weather processes? A. Heat from the Earth's core. B. Solar energy. C. Cold currents in the ocean. D. Rising cool air creating a cold front.

Which property of light remains unchanged when it enters a different medium? A amplitude B frequency C wavelength D velocity E density

Two planes leave wichita at noon. One planes flies east 30m/h faster than the other plane, flying east at what time will they be 1200 mi apart?

Red, blue, and green are called a __ __ __ __ __ __ __ primary colors because when they are added together, they form all of the colors of the spectrum.

What is it called after data is collected they are often arranged in a what?

If you have a pci express version 2 video card, how many pins will the power connector have if the card requires extra power?

As ocean waves get closer to the shore they slow down. This slowing causes them to bend and come in close to parallel with the shore. This is because shallow water and deep water can be thought of as two different media.