Is it ok for some help pwease? What is the area of calm winds near the equator called?

doldrums

polar easterlies

trade winds

horse latitudes

If angle "a" is 25°, angle "b" is: a) equal to angle c b) less than angle c c) greater than angle c

You have been hired to design a spring-launched roller coaster thatwill carry two passengers per car. the car goes up a 10-m highhill, then descends 15m to the track's lowest point. you'vedetermined that the spring can be compressed a maximum o 2.0m andthat a loaded car will have a maximum mass of 400kg. for safetyreasons, the spring constant should be 10% larger than the minimumneeded for the car to just make it over the top. a) what spring constant (k) should you specify ? b) what is the maximum speed of a 350 kg car if the spring iscompressed the full amount.

What happens to light when it strikes the inside surface of a smooth, curved mirror?