A wave has a wavelength of 400 m and a speed of 8000 m/s, what is its frequency?

Which amusement park ride utilizes periodic motion a.slide b.bumper cars c.giant swing d.roller coaster

What is a system where wealth and property are privately held and profit is the goal rather than providing for collective needs? a. capitalism b. socialism c. communism d. feudalism

1. the community center is putting on a play. there are several things the crew has to create for the scenery. (a) they spent $6.17 on each of 4 poster boards. how much did they spend on poster boards in total? show your work. (b) they spent $200.20 total on new lighting. each of the four lights cost the same amount. how much did they pay per light? show your work. (c) if the total budget was $300, how much more can they spend? show your work.