What is the clause in, The children were playing when they heard the noise

The essay sea stars by barbara hurd. what point is the author making by comparing a sea star missing an arm to a human losing a limb?

Each pair of sentences can be combined to create one compound sentence. determine which choice best combines them. refinishing furniture is a creative hobby. not everyone loves to scour garage sales to find old items. going to flea markets can you to notice unique qualities in used items. beauty can be found where you least expect it. specialized equipment can make the refinishing process easier. painting the furniture can be creative with the right tools. some people like refinishing old furniture. others prefer buying new items.

The process in which applications are reviewed based on academic performance completion of rigorous course work and extracurricular activities is called