What are the proper techniques for using cuvettes (choose all that apply). Group of answer choices The cuvettes should be filled only 1/2 way with solution The cuvettes should not be labelled in any way The cuvettes should be washed with DI water only The cuvettes should be cleaned before you transfer your solutions You must label the cuvettes 1-5 with a sharpie so you don't mix up your samples when going to the computer room

What is the correct term for living the most sustainable life you can within your current circumstances?

Plz mark brainliest 30 points1) find the momentum of a 12 kg snowball that is rolling with a velocity of 9 m/s.2) an 8 ball with a mass of .5 kg is sitting at rest. it is hit by the cue ball (1 kg) traveling at 2.5 m/s. if the cue ball is at rest after the collision, how fast is the 8 ball traveling after the collision? 3) two football players are running toward each other. if the offensive player is 75 kg and is running 8 m/s, how fast must the 60 kg defensive player run in order for the two players to hit and stop?

Fossil fuels are organic compounds that are made from