When extinguishing a fire, the extinguisher's stream should be aimed at the base of the flame using a sweeping motion. This will allow one to kill the fire from the source. This will quickly put out the fire faster applying the extinguisher from the upside.
<span>This is true. Radio frequency waves are not of high energy like visible light, and therefore, people cannot see them directly. They are made up of electromagnetic radiation, and their wavelengths in the electromagnetic spectrum are longer than infrared light.</span>
Answer:
True?
Explanation:
If the second "divided" really means "discarded" then yes. If not, then no, this is not true.
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Source(s) used: G*ogle.
Answer:
A) A virtual image cannot be formed on a screen.
Explanation:
A virtual image cannot be formed on a screen is correct about images.
A virtual image can be viewed by the unaided eye.
A virtual image can be photographed.
Mirrors don't always produce real images.
The "Selected Index Changed" event of a ComboBox object is triggered when the user changes the selection.