Reflecting telescopes are popular because they're A. smaller than a refracting telescope. B. more powerful than a refracting telescope. C. easier to build than a refracting telescope. D. more durable than a refracting telescope.
Updated 10/3/2018 2:40:44 PM
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User: Reflecting telescopes are popular because they're A. smaller than a refracting telescope. B. more powerful than a refracting telescope. C. easier to build than a refracting telescope. D. more durable than a refracting telescope.

Weegy: Reflecting telescopes are popular because they're the cheapest and almost entirely maintenance free.

Updated 10/3/2018 2:40:44 PM
This conversation has been flagged as incorrect.
Flagged by MrG [10/3/2018 2:40:20 PM]
Rating
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Reflecting telescopes are popular because they're easer to build than a refracting telescope.

Through which one of the following mediums is the velocity of a sound wave the greatest? A. Water B. Steel C. Air D. Lead
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Updated 10/21/2018 9:16:11 AM
The number of waves that pass a particular point in a body in a unit of time is called the _______ of the waves. A. frequency B. amplitude C. rarefaction D. compression
Updated 9/26/2018 6:42:52 PM
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Updated 9/26/2018 6:40:07 PM
The change in pitch of a train's horn as it passes while you are standing still can be explained by? A. resonance. B. sympathetic vibration. C. the Doppler effect. D. ultrasonic vibrations
Weegy: The change in pitch of a train's horn as it passes while you are standing still can be explained by the Doppler Effect. (More)
Updated 9/27/2018 9:15:08 PM
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Updated 10/21/2018 9:13:24 AM
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