Which of these is an example of a chemical change? question 3 options: dicing an onion mixing a salad dressing preparing a salad digesting a salad

An asteroid is discovered in a nearly circular orbit around the sun, with an orbital radius that is 2.47 times earth's. what is the asteroid's orbital period, its "year," in terms of earth years?

Aregion of space in which a measurable gravitational force is indicated by the force exerted on a test mass is called

Carbon 14 is a naturally occurring stable