Which of the following electromagnetic waves are listed in the correct order from longest wavelength to shortest wavelength?
a. infrared, ultraviolet, visible
b. visible, infrared, ultraviolet
c. ultraviolet, visible, infrared
d. infrared, visible, ultraviolet

Janelle made a hypothesis bout the uneven temperatures inside her house during winter. she believes that 50% of the ducts are blocked and she plans to investigate. if she wants to prove her hypothesis using scientific processes what should she do next?

Which is not true about oxygen-17 and oxygen-18?

Juan created a chart to him study for a test. which headings best complete the chart? x: transparent objects y: opaque objects x: opaque objects y: transparent objects x: high frequency waves y: low frequency waves x: low frequency waves y: high frequency waves