Sitting on a park bench, you see a swing that is 100 feet away and a slide that is 60 feet away. The angle between them is 30°. What is the approximate
distance between the swing and the slide?

The mini-refrigerator fire was most likely caused by what type of wiring?

The precision of a laboratory instrument is ± 0.05 g. the accepted value for your measurement is 7.92 g. which measurements are in the accepted range? check all that apply. 7.85 g 7.89 g 7.91 g 7.97 g 7.99 g

Exercise 2. find the wavelength of a photon emitted when an electron jumps from the n = 3 energy level down to the n = 2 energy level. where is this photon in the electromagnetic spectrum?