As you've learned, different objects in space emit different wavelengths of electromagnetic radiation. Use the chart to match each of the following wavelengths to the correct region of the electromagnetic spectrum.

Sally is making a model of a magnesium atom with an atomic mass number of 24 for her chemistry class. she has foam balls for the protons, neutrons, and electrons. she has added 6 neutrons to her model so far. how many more neutrons does she need to add to complete her neutral atom of magnesium?

Why is the structure of molecule important to its function?

Which of the following has wavelength longer than the wavelength of viable light? a) x rays b) gamma rays c) radios waves d) ultraviolet waves