A tuned mass damper for a skyscraper consists of a mass-spring system with spring constant 0.288 M/m. What should be its mass if it's to oscillate with a period of 5.91 s

What are the basic properties of matter

An element's atomic number is 58. How many protons would an atom of this element have?

A single particle's motion can be analyzed by quantum mechanics, but quantum mechanics cannot describe multi-particle systems analytically, as there are too many variables involved in the calculations. True False

If an object has low acceleration it isn't moving very fast true or false

Literary Analysis: Sound Devices. The words jump and stunt are examples of which sound device? A. alliteration B. consonance C. assonance D. onomatopoeia

A flashlight beam strikes the surface of a pane of glass (n = 1.50) at a 61° angle to the normal. what is the angle of refraction?

Why is there controversy to the opinion that human contribution of carbon dioxide to the atmosphere is cause warming

If the resistance of a circuit increases, that means that the current has to

One watt is equal to which of these values? 1 joule/hour 1 joule-hour 1 joule/second 1 joule-second

What are some of the benefits of learned optimism that have been found in research? O A. Fewer health problems O O B. All of these C. Making more money O D. A lower divorce rate