Explain how the technology of doing math and adding numbers has changed over time this is science

What term refers to the envelope of mixed gases confined close to a planet's surface by the force of gravity? a. atmosphere b. core c. crust d. mantle

How are populations different from communities? APopulations consist of one species; communities consist of many species. Incorrect answer BPopulations can contain plants and fungi; communities consist of animals only.

2. A car accelerates uniformly from + 10.0 m/s to + 50.0 m/s over a distance of 225 m. How long did it take to go that distance? Show all your work, including the equation used, given and unknown quantities, and any algebra required.

Displacement vs distance

Which best describes friction int the context of newtons laws? 1. a kind of tape that holds things together 2. the force that opposes the relative motion of two objects in contact with and sliding past each other 3.

Which of the following jobs does not require good swimming ability

An object has an emissivity of 0.725. At temperature T, it radicates heat at a rate of 10 W. What is its rate of heat radiation at temperature 2 T

Which of the following is an instance of persuasive speaking? a. a coach reviewing the offensive plays for next week's game b. a lawyer explaining the details of a plea bargaining agreement to her client. c.

What is needed to support life

What property indicates a star's temperature? A size B color C composition D brightness i forgot lol