To protect her new two-wheeler, iroda bike buys a length of chain. she finds that its linear density is 0.88 lb/ft. if she wants to keep its weight below 1.9 lb, what length of chain is she allowed?

Ascientist notices that an oil slick floating on water when viewed from above has many different colors reflecting off the surface, making it look rainbow-like (an effect known as iridescence). she aims a spectrometer at a particular spot and measures the wavelength to be 750 nm (in air). the index of refraction of water is 1.3

What is the relationship between ozone and smog?

Acar tire rotates at a constant angular velocity of 3.5 rotations during a time interval of 0.75 seconds. what is the angular speed of the tire? in advance for any !